APA (7th ed.) Citation

Bradley, J. (2008). Cadbury's purple reign: The story behind chocolate's best-loved brand. John Wiley.

Chicago Style (17th ed.) Citation

Bradley, John. Cadbury's Purple Reign: The Story Behind Chocolate's Best-loved Brand. Chichester, England: John Wiley, 2008.

MLA (9th ed.) Citation

Bradley, John. Cadbury's Purple Reign: The Story Behind Chocolate's Best-loved Brand. John Wiley, 2008.