APA (7th ed.) Citation

Bradley, J. Cadbury's Purple Reign: The Story Behind Chocolate's Best-Loved Brand.

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.