Knight, I. (1999). Chocolate and cocoa: Health and nutrition. International Cocoa Organization.
Citazione stile Chigago Style (17a edizione)Knight, Ian. Chocolate and Cocoa: Health and Nutrition. London: International Cocoa Organization, 1999.
Citatione MLA (9a ed.)Knight, Ian. Chocolate and Cocoa: Health and Nutrition. International Cocoa Organization, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.