Symposium on Intraspecific Variations Calcutta, India, & Zoological Survey of India. (1979). Proceedings of the Symposium on Intraspecific Variations held at Calcutta on 4th Oct. 1977. Controller of Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSymposium on Intraspecific Variations Calcutta, India, और Zoological Survey of India. Proceedings of the Symposium on Intraspecific Variations Held at Calcutta on 4th Oct. 1977. Delhi: Controller of Publications, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSymposium on Intraspecific Variations Calcutta, India, और Zoological Survey of India. Proceedings of the Symposium on Intraspecific Variations Held at Calcutta on 4th Oct. 1977. Controller of Publications, 1979.
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