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Sonic Drive-In: A History


Blackburn, Bob L. Sonic: The History of America's Drive-in. Oklahoma City, OK: Cottonwood Publications, 2009. 

“Fact Sheet.” Sonic Drive-In Corporate. https://corporate.sonicdrivein.com/fact-sheet/

Fugate, Tally D. "Sonic," The Encyclopedia of Oklahoma History and Culture, https://www.okhistory.org/publications/enc/entry.php?entry=SO007

“Number of Sonic Corporation employees in the United States from 2009 to 2018.” Statista. August 9, 2019. https://www.statista.com/statistics/302844/number-of-sonic-corporation-employees-us/

“Sonic Corp. - Company Profile, Information, Business Description, History, Background Information on Sonic Corp.” Reference for Business. https://www.referenceforbusiness.com/history2/39/Sonic-Corp.html

“The Sonic Franchise Story.” Sonic Franchises. https://sonicfranchises.com/research/the-sonic-franchise-story/

Watrous, Monica. “Sonic names new CEO” Meat + Poultry. November 7, 2018. https://www.meatpoultry.com/articles/20448-sonic-names-new-ceo


  1. “Sonic celebrates renovation in Stillwater of first drive-in.” The Oklahoman. September 10, 2015. https://oklahoman.com/article/5445706/sonic-celebrates-renovation-in-stillwater-of-first-drive-in
  2. “Update: Sonic founder Troy Smith dead at 87.” The Shawnee News-Star. October 28, 2009. https://www.news-star.com/article/20091028/NEWS/310289952
  3. “Sonic Photo 1.” Sonic Press Center. 2019. https://sonicpressdev.wpengine.com/
  4. Kropp, Robert. The Apache Junction/Gold Canyon Independent. October 15, 1986.
  5. “Why does Sonic marketing support work?” Sonic Franchises. 2019. https://sonicfranchises.com/research/marketing-support/
  6. Margolies, John. “Sonic Drive-In Restaurant, Central Valley, Route 66, Albuquerque, New Mexico.” Library of Congress. 2003. https://www.loc.gov/pictures/resource/mrg.00133/
  7. “Cue the skates: Sonic breaking ground in Chicago.” The Chicago Business Journal. October 22, 2013. https://www.bizjournals.com/chicago/news/2013/10/22/cue-the-skates-sonic-breaking-ground.html

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