“Chew on This: Interesting Chewing Gum Ads.” Web Templates, Flash Templates, Website Templates – Templates Factory. TemplatesFactory.Net, 24 Mar. 2009. Web. 07 Feb. 2011. http://www.templatesfactory.net/articles/time-for-a-chewing-gum-chewing-ads.html.
Dahl, Roald. Charlie and the Chocolate Factory. New York: Alfred A. Knopf, 1964.
Gustaitis, Joseph. “The sticky history of chewing gum.” American History 33, no. 4 (October 1998): 30.
Hendrickson, Robert. “Since 1928 it’s been boom and bust with bubble gum.” Smithsonian 21, no. 4 (1990): 74-83.
Hendrickson, Robert. The Great American Chewing Gum Book. Pennsylvania: Chilton Book Co., 1976.
Liesse, Julie. “Wrigley sticks it out.” Advertising Age 62, no. 24 (June 10, 1991): 14.
Matthews, Jennifer P. Chicle: The Chewing Gum of the Americas, From the Ancient Maya to William Wrigley. Tucson: University of Arizona Press, 2009.
Redclift, Michael. Chewing Gum: The Fortunes of Taste. New York: Routledge, 2004.
Robinson, Daniel J. “Marketing Gum, Making Meanings: Wrigley in North America, 1890-1930.” Enterprise & Society 5, no. 1 (March 2004): 4-44.
Werner, Louis. “Unwrapping the History of CHEWING GUM.” Americas 62, no. 5 (September 2010): 36-41.
Wrigley Canada, Toronto, Company Records, File: History, 1910s. (found in Robinson, Daniel J. “Marketing Gum, Making Meanings: Wrigley in North America, 1890-1930.” Enterprise & Society 5, no. 1 (March 2004): 5.)
