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  - 1984///
CY  - New Delhi
PB  - Wiley Eastern Limited, New Delhi 
ER  -