Kotpal, R. L. (2000). Modern textbook of zoology: Vertebrates (2nd ed.). Rastogi.
Chicago Edition CitationKotpal, R L. Modern Textbook of Zoology: Vertebrates. 2nd ed. Meerut: Rastogi, 2000.
Deismireacht MLAKotpal, R L. Modern Textbook of Zoology: Vertebrates. 2nd ed. Rastogi, 2000.
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