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.
Chicago-viite (17. p.)Symposium on Intraspecific Variations Calcutta, India, ja Zoological Survey of India. Proceedings of the Symposium on Intraspecific Variations Held at Calcutta on 4th Oct. 1977. Delhi: Controller of Publications, 1979.
MLA-viite (8. p.)Symposium on Intraspecific Variations Calcutta, India, ja 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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