Cita APA (7a ed.)

(2009). Leung's encyclopedia of common natural ingredients used in food, drugs, and cosmetics (3rd ed.).

Cita Chicago Style (17a ed.)

Leung's Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics. 3rd ed. 2009.

Cita MLA (9a ed.)

Leung's Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics. 3rd ed. 2009.