Lear 1997, pp. 375, 377, 400–407. Douglas's dissenting opinion on the rejection of the case, Robert Cushman Murphy et al., v. Butler et al., from the Second Circuit Court of Appeals, is from March 28, 1960. Lear, Linda (1997). Rachel Carson: Witness for Nature. New York: Henry Holt and Company. ISBN978-0-8050-3428-8.
Lear 1997, pp. 429, 573 The purported letter from Benson to Eisenhower was also reported by historian Blanche Wiesen Cook in 1992, but could not be located in Eisenhower's archives; author Frank Graham Jr. in 1970 credited a "disgruntled member of the Federal Pest Control Review Board" as the source. Lear, Linda (1997). Rachel Carson: Witness for Nature. New York: Henry Holt and Company. ISBN978-0-8050-3428-8.
Coates, Peter A. (October 2005). "The Strange Stillness of the Past: Toward an Environmental History of Sound and Noise". Environmental History. 10 (4): 636–665. doi:10.1093/envhis/10.4.636.
Richards, H. (September 1999). "Beyond Silent Spring: Integrated Pest Management and Chemical Safety. Edited by H.F. van Emden and D.B. Peakall". Integrated Pest Management Reviews. 4 (3): 269–270. doi:10.1023/A:1009686508200. S2CID83433090.
Gary Kroll, "Rachel Carson-Silent SpringArchived 2007-07-15 at the Wayback Machine: A Brief History of Ecology as a Subversive Subject". Onlineethics.org: National Academy of Engineering. Retrieved November 4, 2007.
Quiggin, John; Lambert, Tim (24 May 2008). "Rehabilitating Carson". Prospect (146). Archived from the original on 12 May 2012. Retrieved 17 March 2014.
Richards, H. (September 1999). "Beyond Silent Spring: Integrated Pest Management and Chemical Safety. Edited by H.F. van Emden and D.B. Peakall". Integrated Pest Management Reviews. 4 (3): 269–270. doi:10.1023/A:1009686508200. S2CID83433090.
Gutstein, Donald (2009). Not a Conspiracy Theory: How Business Propaganda Hijacks Democracy. Key Porter Books. ISBN978-1-55470-191-9.. Relevant excerpt at Gutstein, Donald (January 22, 2010). "Inside the DDT Propaganda Machine". The Tyee. Archived from the original on January 25, 2010. Retrieved January 22, 2010.
Greene, Jennifer (February 2008). "Obituary for Marjorie Spock"(PDF). Newsletter of the Portland Branch of Anthroposophical Society in Portland, Oregon. 4 (2): 7. Archived from the original on August 29, 2015. Retrieved August 29, 2015.{{cite journal}}: CS1 maint: unfit URL (link)
Gary Kroll, "Rachel Carson-Silent SpringArchived 2007-07-15 at the Wayback Machine: A Brief History of Ecology as a Subversive Subject". Onlineethics.org: National Academy of Engineering. Retrieved November 4, 2007.
Gutstein, Donald (2009). Not a Conspiracy Theory: How Business Propaganda Hijacks Democracy. Key Porter Books. ISBN978-1-55470-191-9.. Relevant excerpt at Gutstein, Donald (January 22, 2010). "Inside the DDT Propaganda Machine". The Tyee. Archived from the original on January 25, 2010. Retrieved January 22, 2010.
Quiggin, John; Lambert, Tim (24 May 2008). "Rehabilitating Carson". Prospect (146). Archived from the original on 12 May 2012. Retrieved 17 March 2014.