Kotpal, R. L.
Modern textbook of Zoology : invertenbrates / R. L. Kotpal, S. K. Agarwal and R. P. Khetarpal. - 5th ed. - Meerut : Rastogi, c 1981. - x, 660 p. : ill. ; 24 cm.
Includes index.
343 343
Invertebrates.
592 / R1m
Modern textbook of Zoology : invertenbrates / R. L. Kotpal, S. K. Agarwal and R. P. Khetarpal. - 5th ed. - Meerut : Rastogi, c 1981. - x, 660 p. : ill. ; 24 cm.
Includes index.
343 343
Invertebrates.
592 / R1m