VisiCalc (English Wikipedia)

Meyers, Joe; Tognazzini, Bruce (1982). Apple IIe Design Guidelines (PDF). Apple Computer. p. 22. Archived from the original (PDF) on September 23, 2015. Retrieved March 11, 2014.

archive.org (Global: 6^th place; English: 6^th place)

Maloney, Eric (October 1985). "80 Micro, Side Tracks". Microcomputer Magazine (via archive.org). CW Communications. p. 12. Retrieved July 17, 2020.
Brand, Stewart (1989). Whole Earth Software Catalog. Quantum Press/Doubleday. ISBN 9780385233019.
Stanton, Jeffrey; Wells, Robert P. Ph.D.; Rochowansky, Sandra; Mellid, Michael Ph.D., eds. (1984). The Addison-Wesley Book of Atari Software. Addison-Wesley. p. 214. ISBN 0-201-16454-X.
Budge, Joseph H. (July–August 1980). "VISICALC: A Software Review". Compute!. p. 19. Retrieved October 25, 2013.
Williams, Gregg; Moore, Rob (January 1985). "The Apple Story / Part 2: More History and the Apple III". BYTE (interview). p. 166. Retrieved October 26, 2013.
Ciraolo, Michael (October–November 1985). "Top Software / A List of Favorites". II Computing. p. 51. Retrieved January 28, 2015.
Ramsdell, Robert E (November 1980). "The Power of VisiCalc". BYTE. pp. 190–192. Retrieved October 18, 2013.
Green, Doug (August 1980). "VisiCalc: Reason Enough For Owning A Computer". Creative Computing. p. 26. Retrieved October 18, 2013.

aresluna.org (Global: low place; English: low place)

"A sidebar to the article "Ten Years of Rows and Columns" published in Byte, issue 13/1989, pp. 326-328". Archived from the original on September 23, 2015. Retrieved June 24, 2015. Yeah, we called it all sorts of things – electronic ledger, electronic blackboard, visible calculator – that's what we finally based the name, VisiCalc, on.

atarimagazines.com (Global: 9,786^th place; English: 5,945^th place)

Kattan, Joseph (June 1984). "Product Reviews: VisiCalc". Antic. 3 (2): 80. Archived from the original on March 16, 2011. Retrieved April 15, 2011.

bbc.com (Global: 20^th place; English: 30^th place)

Harford, Tim (May 22, 2019). "How computing's first 'killer app' changed everything". BBC News. Archived from the original on May 22, 2019. Retrieved May 22, 2019.

benlo.com (Global: low place; English: low place)

Jennings, Peter R. "VisiCalc 1979". Benlo Park. Archived from the original on October 17, 2022. Retrieved October 19, 2022. The first copy of VisiCalc for the Apple ][ (Version 1.37) went out the door on October 17, 1979.

books.google.com (Global: 3^rd place; English: 3^rd place)

Justice, United States Congress House Committee on the Judiciary Subcommittee on Courts, Intellectual Property, and the Administration of (1991). Computers and Intellectual Property: Hearings Before the Subcommittee on Courts, Intellectual Property, and the Administration of Justice of the Committee on the Judiciary, House of Representatives, One Hundred First Congress, First and Second Sessions, November 8, 1989, and March 7, 1990. U.S. Government Printing Office. Archived from the original on October 19, 2022. Retrieved November 7, 2020.{{cite book}}: CS1 maint: multiple names: authors list (link)
Hill, Charles (January 1, 2014). Strategic Management: Theory & Cases: An Integrated Approach. Cengage Learning. p. C-177. ISBN 9781305142725.
Bricklin, Dan (April 15, 2009). Bricklin on Technology. John Wiley & Sons. ISBN 9780470500583. Archived from the original on October 19, 2022. Retrieved July 6, 2015.
"Lotus acquires Software Arts". InfoWorld. June 24, 1985. p. 20.
"VisiCalc discontinued". Infoworld. June 2, 1986. p. 8.
"VisiCalc: User-Defined Problem Solving Package". The Intelligent Machines Journal. 1 (9): 22. June 11, 1979. ISSN 0199-6649. The formal introduction of VisiCalc is scheduled for the National Computer Conference, being held June 4–7, in New York City.
McMullen, Barbara E. & John F. (February 21, 1984). "Apple Charts The Course For IBM". PC Magazine. p. 122. Archived from the original on October 19, 2022. Retrieved October 24, 2013.
Brandel, Mary (August 2, 1999). "PC Software Transforms The PC". PC Magazine. p. 62. Archived from the original on October 19, 2022. Retrieved October 3, 2020.
Markoff, John (July 5, 1982). "Radio Shack: set apart from the rest of the field". InfoWorld. p. 36. Archived from the original on October 19, 2022. Retrieved February 10, 2015.
Barry, Tim (October 5, 1981). "SuperCalc Spread-Sheet Simulator from Sorcim Corp". InfoWorld. p. 30. Archived from the original on October 19, 2022. Retrieved January 1, 2015.
Langdell, James (August 6, 1985). "VisiCalc Production Ends". PC Magazine. p. 33. Archived from the original on October 19, 2022. Retrieved October 28, 2013.
Caruso, Denise (April 2, 1984). "Company Strategies Boomerang". InfoWorld. pp. 80–83. Archived from the original on October 19, 2022. Retrieved February 10, 2015.

bricklin.com (Global: low place; English: low place)

"The Idea". Archived from the original on June 19, 2017. Retrieved February 7, 2017.
"The First Product".
"Later days".
"Public recognition of Dan Bricklin's work". www.bricklin.com. Archived from the original on March 20, 2018. Retrieved March 19, 2018.

cgwmuseum.org (Global: 3,998^th place; English: 2,217^th place)

Tommervik, Allan (March 1982). "What Price Software? / Part 2 of The Great Arcade/Computer Controversy". Softline. p. 10. Archived from the original on July 17, 2014. Retrieved July 15, 2014.
"The Most Popular Atari Program Ever". Softline. March 1983. p. 44. Archived from the original on July 29, 2014. Retrieved July 28, 2014.

cio.com.au (Global: low place; English: low place)

"(Image 5) SLIDESHOW: CIO Blast from the Past - 40 years of Multics". CIO. Australia. Archived from the original on June 18, 2018. Retrieved July 6, 2015.

dssresources.com (Global: low place; English: low place)

"Kapor Email Thu, 15 Apr 1999".

history-computer.com (Global: low place; English: low place)

"VisiCalc of Dan Bricklin and Bob Frankston Guide: History, Origin, and More". History Tools. March 26, 2024. Retrieved May 13, 2024.

informationweek.com (Global: 4,522^nd place; English: 2,903^rd place)

Babcock, Charles (November 8, 2006). "What's The Greatest Software Ever Written?". InformationWeek. UBM. Archived from the original on June 25, 2017. Retrieved February 19, 2014.

lowendmac.com (Global: low place; English: 7,425^th place)

"VisiCalc and the Rise of the Apple II". Low End Mac. September 25, 2006. Archived from the original on June 9, 2017. Retrieved August 8, 2021.

radioshackcatalogs.com (Global: low place; English: low place)

"1984 Radio Shack Computer Catalog RSC-10 page 21". Radio Shack Catalogs dot com. Tandy/Radio Shack. Archived from the original on October 3, 2014. Retrieved May 1, 2019.
"1983 Radio Shack Computer Catalog RSC-8 page 10". Radio Shack Catalogs dot com. Tandy/Radio Shack. Archived from the original on June 30, 2019. Retrieved May 1, 2019.

spreadsheet-day.com (Global: low place; English: low place)

Dalgleish, Debra. "About Spreadsheet Day". Spreadsheet Day. Archived from the original on October 16, 2022. Retrieved October 19, 2022.

syssrc.com (Global: low place; English: low place)

museum.syssrc.com

"System Source Computer Museum".

theguardian.com (Global: 12^th place; English: 11^th place)

Naughton, John (January 3, 2016). "Why a simple spreadsheet spread like wildfire". The Guardian. ISSN 0261-3077. Retrieved November 22, 2025.

time.com (Global: 61^st place; English: 54^th place)

Pullen, John Patrick (October 16, 2015). "5 Excel Secrets That Will Make Your Boss Think You're a Pro". Time. Archived from the original on January 18, 2022. Retrieved October 19, 2022.

trs-80.org (Global: low place; English: low place)

Reed, Matthew. "VisiCalc". TRS-80.org. Archived from the original on January 28, 2015. Retrieved January 23, 2015.

ucla.edu (Global: 782^nd place; English: 585^th place)

anderson.ucla.edu

Rumelt, Richard P. (2003). VisiCorp 1978-1984 (Revised) (PDF). The Anderson School at UCLA. POL-2003-08. Archived from the original (PDF) on November 1, 2003.

umd.edu (Global: 1,747^th place; English: 1,277^th place)

cs.umd.edu

Browne, Christopher. "Historical Background of Spreadsheets". Archived from the original on June 10, 2017. Retrieved August 8, 2021.

web.archive.org (Global: 1^st place; English: 1^st place)

"A sidebar to the article "Ten Years of Rows and Columns" published in Byte, issue 13/1989, pp. 326-328". Archived from the original on September 23, 2015. Retrieved June 24, 2015. Yeah, we called it all sorts of things – electronic ledger, electronic blackboard, visible calculator – that's what we finally based the name, VisiCalc, on.
Justice, United States Congress House Committee on the Judiciary Subcommittee on Courts, Intellectual Property, and the Administration of (1991). Computers and Intellectual Property: Hearings Before the Subcommittee on Courts, Intellectual Property, and the Administration of Justice of the Committee on the Judiciary, House of Representatives, One Hundred First Congress, First and Second Sessions, November 8, 1989, and March 7, 1990. U.S. Government Printing Office. Archived from the original on October 19, 2022. Retrieved November 7, 2020.{{cite book}}: CS1 maint: multiple names: authors list (link)
Jennings, Peter R. "VisiCalc 1979". Benlo Park. Archived from the original on October 17, 2022. Retrieved October 19, 2022. The first copy of VisiCalc for the Apple ][ (Version 1.37) went out the door on October 17, 1979.
Harford, Tim (May 22, 2019). "How computing's first 'killer app' changed everything". BBC News. Archived from the original on May 22, 2019. Retrieved May 22, 2019.
Bricklin, Dan (April 15, 2009). Bricklin on Technology. John Wiley & Sons. ISBN 9780470500583. Archived from the original on October 19, 2022. Retrieved July 6, 2015.
"(Image 5) SLIDESHOW: CIO Blast from the Past - 40 years of Multics". CIO. Australia. Archived from the original on June 18, 2018. Retrieved July 6, 2015.
Browne, Christopher. "Historical Background of Spreadsheets". Archived from the original on June 10, 2017. Retrieved August 8, 2021.
"The Idea". Archived from the original on June 19, 2017. Retrieved February 7, 2017.
"VisiCalc and the Rise of the Apple II". Low End Mac. September 25, 2006. Archived from the original on June 9, 2017. Retrieved August 8, 2021.
Rumelt, Richard P. (2003). VisiCorp 1978-1984 (Revised) (PDF). The Anderson School at UCLA. POL-2003-08. Archived from the original (PDF) on November 1, 2003.
Meyers, Joe; Tognazzini, Bruce (1982). Apple IIe Design Guidelines (PDF). Apple Computer. p. 22. Archived from the original (PDF) on September 23, 2015. Retrieved March 11, 2014.
Kattan, Joseph (June 1984). "Product Reviews: VisiCalc". Antic. 3 (2): 80. Archived from the original on March 16, 2011. Retrieved April 15, 2011.
McMullen, Barbara E. & John F. (February 21, 1984). "Apple Charts The Course For IBM". PC Magazine. p. 122. Archived from the original on October 19, 2022. Retrieved October 24, 2013.
Brandel, Mary (August 2, 1999). "PC Software Transforms The PC". PC Magazine. p. 62. Archived from the original on October 19, 2022. Retrieved October 3, 2020.
Markoff, John (July 5, 1982). "Radio Shack: set apart from the rest of the field". InfoWorld. p. 36. Archived from the original on October 19, 2022. Retrieved February 10, 2015.
Barry, Tim (October 5, 1981). "SuperCalc Spread-Sheet Simulator from Sorcim Corp". InfoWorld. p. 30. Archived from the original on October 19, 2022. Retrieved January 1, 2015.
Reed, Matthew. "VisiCalc". TRS-80.org. Archived from the original on January 28, 2015. Retrieved January 23, 2015.
Langdell, James (August 6, 1985). "VisiCalc Production Ends". PC Magazine. p. 33. Archived from the original on October 19, 2022. Retrieved October 28, 2013.
Tommervik, Allan (March 1982). "What Price Software? / Part 2 of The Great Arcade/Computer Controversy". Softline. p. 10. Archived from the original on July 17, 2014. Retrieved July 15, 2014.
Caruso, Denise (April 2, 1984). "Company Strategies Boomerang". InfoWorld. pp. 80–83. Archived from the original on October 19, 2022. Retrieved February 10, 2015.
"1984 Radio Shack Computer Catalog RSC-10 page 21". Radio Shack Catalogs dot com. Tandy/Radio Shack. Archived from the original on October 3, 2014. Retrieved May 1, 2019.
"1983 Radio Shack Computer Catalog RSC-8 page 10". Radio Shack Catalogs dot com. Tandy/Radio Shack. Archived from the original on June 30, 2019. Retrieved May 1, 2019.
"The Most Popular Atari Program Ever". Softline. March 1983. p. 44. Archived from the original on July 29, 2014. Retrieved July 28, 2014.
Babcock, Charles (November 8, 2006). "What's The Greatest Software Ever Written?". InformationWeek. UBM. Archived from the original on June 25, 2017. Retrieved February 19, 2014.
"Public recognition of Dan Bricklin's work". www.bricklin.com. Archived from the original on March 20, 2018. Retrieved March 19, 2018.
Dalgleish, Debra. "About Spreadsheet Day". Spreadsheet Day. Archived from the original on October 16, 2022. Retrieved October 19, 2022.
Pullen, John Patrick (October 16, 2015). "5 Excel Secrets That Will Make Your Boss Think You're a Pro". Time. Archived from the original on January 18, 2022. Retrieved October 19, 2022.

winworldpc.com (Global: low place; English: low place)

worldcat.org (Global: 5^th place; English: 5^th place)

search.worldcat.org

"VisiCalc: User-Defined Problem Solving Package". The Intelligent Machines Journal. 1 (9): 22. June 11, 1979. ISSN 0199-6649. The formal introduction of VisiCalc is scheduled for the National Computer Conference, being held June 4–7, in New York City.
Naughton, John (January 3, 2016). "Why a simple spreadsheet spread like wildfire". The Guardian. ISSN 0261-3077. Retrieved November 22, 2025.

VisiCalc (English Wikipedia)

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syssrc.com (Global: low place; English: low place)

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cgwmuseum.org (Global: 3,998^th place; English: 2,217^th place)

informationweek.com (Global: 4,522^nd place; English: 2,903^rd place)

lowendmac.com (Global: low place; English: 7,425^th place)

theguardian.com (Global: 12^th place; English: 11^th place)

time.com (Global: 61^st place; English: 54^th place)

ucla.edu (Global: 782^nd place; English: 585^th place)

umd.edu (Global: 1,747^th place; English: 1,277^th place)

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