TY  - BOOK
AU  - COLBERT, Edwin H.
TI  - EVOLUTION OF THE VERTEBRATES : A HISTORY OF THE BACKBONED ANIMALS THROUGH TIME
SN  - 0 85226 125 X
U1  - 596 
PY  - 1969///
CY  - Kottayam
PB  - Vidyarthimithram Book Depot, Kottayam 
ER  -