Leung, A. (1996). Encyclopedia of common natural ingredients: Used in food, drugs, and comestics (2nd ed.). New York: Wiley-VCH.
Citação norma ChicagoLeung, Alberty. Encyclopedia of Common Natural Ingredients: Used in Food, Drugs, and Comestics. 2nd ed. New York: Wiley-VCH, 1996.
Citação norma MLALeung, Alberty. Encyclopedia of Common Natural Ingredients: Used in Food, Drugs, and Comestics. 2nd ed. New York: Wiley-VCH, 1996.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.