APA (7 वां संस्करण) प्रशस्ति पत्र
Khan, I. A., & Abourashed, E. A. (2009). Leung's encyclopedia of common natural ingredients used in food, drugs, and cosmetics (3rd ed.). Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Khan, I. A., और Ehab A. Abourashed. Leung's Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics. 3rd ed. Hoboken, N.J.: Wiley, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Khan, I. A., और Ehab A. Abourashed. Leung's Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics. 3rd ed. Wiley, 2009.
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