Adhikari,Simanamda, & Sinha,A.K. (1991). Fudanmentals of Biology of Animals: Evolution, Genetics, Ecology, Adaptation, Embryology and History of Zoology (4th ed.). Central Educational Enterprises.
Cita Chicago (17th ed.)Adhikari,Simanamda, i Sinha,A.K. Fudanmentals of Biology of Animals: Evolution, Genetics, Ecology, Adaptation, Embryology and History of Zoology. 4th ed. Calcutta: Central Educational Enterprises, 1991.
Cita MLA (9th ed.)Adhikari,Simanamda, i Sinha,A.K. Fudanmentals of Biology of Animals: Evolution, Genetics, Ecology, Adaptation, Embryology and History of Zoology. 4th ed. Central Educational Enterprises, 1991.
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