1) General Zoology by Tracy Irwin Storer and Robert L. Usinger: Click here
2) Animal Physiology & Biochemistry by H.R. Singh & Neeraj Kumar: Click here
3) Rastogi Publications ECONOMIC ZOOLOGY by Professor G.S. Shukla, and Professor V.B. Upadhyay: Click here
4) MODERN TEXT BOOK OF ZOOLOGY: VERTEBRATES by R.L. Kotpal: Click here
5) Organic evolution -by Veer Bala Rastogi: Click here
6)Comparative Anatomy of the Vertebrates by G.C. Kent: Click here
7) Dictionary of Entomology by Leftwich: Click here
8) Lehninger Principles of Biochemistry By David L. Nelson: Click here
9) Genetics by P.K. Gupta: Click here
10) Ecology and Environment by P.D. Sharma: Click here
11) Ecology by Odum: Click here
12) Animal physiology by H.R. Singh: Click here
13) Cell and Molecular Biology by De Robertis: Click here
14) Invertebrates by R.L. Kotpal: Click here
15) Embryology by Balinsky: Click here