Khan, Ikhlas A. Leung's Encyclopedia of common natural ingredients used in food, drugs, and cosmetics Encyclopedia of common natural ingredients Ikhlas A. Khan, Ehab A. Abourashed. - New Jersey Wiley c2010. - xxix, 810p.: ill.; 25cm. ISBN: 9780471467434 Subjects--Topical Terms: Natural products - Encyclopedias. Biological products - Encyclopedias. Pharmacognosy - Encyclopedias. Chemistry, Organic - Encyclopedias. Dewey Class. No.: 660.63 / K55L