TY  - BOOK
AU  - Edwin  H. Colbert
TI  - Evolution of the vertebrates : History of the backboned animals through time. Ed 2
U1  - 596 
PY  - 1970///
CY  - New Delhi
PB  - Wiley  Estern Pvt Limited
N1  - Edwin  H. Colbert: Evolution of the vertebrates : History of the backboned animals through time. Ed 2.  (2nd Ed)  New Delhi.  Wiley  Estern Pvt Limited, 1970.--(596COL)
ER  -