Kumar, A. (2011). Understanding biodiversity (First edition.). Discovery Publishing House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKumar, Ashok. Understanding Biodiversity. First edition. New Delhi: Discovery Publishing House, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKumar, Ashok. Understanding Biodiversity. First edition. Discovery Publishing House, 2011.
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