Billboard. November 2, 1968. Retrieved January 17, 2015.
bsnpubs.com
Callahan, Mike; Edwards, David; Eyries, Patrice (July 25, 2004). "Rhino Album Discography, Part 11". Both Sides Now Publications. Retrieved October 24, 2014.
"Jack Jones". Metacritic. February 14, 1990. Retrieved January 17, 2015.
palmspringslife.com
Biller, Steven; Kleinschmidt, Janice (October 2007). "The Influencers". Palm Springs Life. Archived from the original on June 2, 2016. Retrieved January 17, 2015.
Biller, Steven; Kleinschmidt, Janice (October 2007). "The Influencers". Palm Springs Life. Archived from the original on June 2, 2016. Retrieved January 17, 2015.