APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. (1999). Perspectives on biodiversity: Valuing its role in an everchanging world. National Academy Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. Perspectives on Biodiversity: Valuing Its Role in an Everchanging World. Washington, D.C.: National Academy Press, 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. Perspectives on Biodiversity: Valuing Its Role in an Everchanging World. National Academy Press, 1999.
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