APA (7th ed.) Citation

Ellis, H. E. (1979). Dr Pepper, king of beverages. Dr Pepper Co..

Chicago Style (17th ed.) Citation

Ellis, Harry E. Dr Pepper, King of Beverages. Dallas, Tex.: Dr Pepper Co., 1979.

MLA (9th ed.) Citation

Ellis, Harry E. Dr Pepper, King of Beverages. Dr Pepper Co., 1979.