Freak Out! (English Wikipedia)

"FZ Musicians & Collaborators H–L: Elliot Ingber (Winged Eel Fingerling)". Information Is Not Knowledge. Retrieved 2007-02-22.
"FZ chronology: 1965–1969: The Mothers of Invention". Information Is Not Knowledge. Retrieved 2007-02-08.
Frank Zappa (November 13, 1967). How We Made It Sound That Way (Radio appearance). Detroit, MI: WDET. Retrieved November 30, 2017.
Zappa, Frank (April 5, 1994). "An Interview with Frank Zappa" (Interview). Interviewed by Matty Biberfield. New York City, NY: WRVR. Retrieved November 30, 2017.
García Albertos, Román. "Help, I'm A Rock". Information Is Not Knowledge. Globalia. Retrieved November 30, 2017.
García Albertos, Román. "Mothermania". Information Is Not Knowledge. Globalia. Retrieved November 30, 2017.
Zappa, Frank (May 30, 2004). ""Pretty Pat" (Interview excerpted on Joe's Corsage, VR 20041)". Retrieved 2007-02-07.

grammy.org

"GRAMMY Hall Of Fame Awards". Grammy.com. Archived from the original on 2011-01-22. Retrieved 2007-03-20.

"Vinyl Vs. CDs: Freak Out!". The Zappa Patio. Archived from the original on 2012-11-27. Retrieved 2007-01-20.
"Vinyl Vs. CDs: MoFo: The Making of Freak Out!". The Zappa Patio. Retrieved 2007-01-20.

"Interview". Rolling Stone. 1988. Archived from the original on 2001-01-07. Retrieved 2007-02-09.

Parker, Scott (March 2011). "ZappaCast Episode 1 - ZappaCast - The Frank Zappa Podcast". Podcast Garden. Archived from the original on December 1, 2017. Retrieved November 30, 2017.

Johnson, Pete (1966-07-10). "Popular Record: Pass Aspirin, Please". Los Angeles Times. Archived from the original on November 5, 2012. Retrieved 20 November 2009.

"500 Greatest Albums of All Time". Rolling Stone. Archived from the original on November 12, 2004. Retrieved 2007-01-20.
"500 Greatest Albums of All Time". Rolling Stone. 2012. Retrieved September 16, 2019.

Tom Hull. "Grade List: frank zappa". Tom Hull - on the web. Retrieved October 24, 2020.

"NEW ZAPPA VINYL BOOTLEG - THE ALTERNATIVE FREAK OUT". United Mutations. October 2010. Retrieved November 30, 2017.

"Freak Out! (1966)". Archived from the original on 2015-10-09. Retrieved 2015-11-13.
Parker, Scott (March 2011). "ZappaCast Episode 1 - ZappaCast - The Frank Zappa Podcast". Podcast Garden. Archived from the original on December 1, 2017. Retrieved November 30, 2017.
"Vinyl Vs. CDs: Freak Out!". The Zappa Patio. Archived from the original on 2012-11-27. Retrieved 2007-01-20.
"Interview". Rolling Stone. 1988. Archived from the original on 2001-01-07. Retrieved 2007-02-09.
Johnson, Pete (1966-07-10). "Popular Record: Pass Aspirin, Please". Los Angeles Times. Archived from the original on November 5, 2012. Retrieved 20 November 2009.
"GRAMMY Hall Of Fame Awards". Grammy.com. Archived from the original on 2011-01-22. Retrieved 2007-03-20.
"500 Greatest Albums of All Time". Rolling Stone. Archived from the original on November 12, 2004. Retrieved 2007-01-20.

"Freak Out! (1966)". Archived from the original on 2015-10-09. Retrieved 2015-11-13.