TY  - BOOK
T1  - The age of reptiles
A1  - Colbert, Edwin Harris 1905-
PP  - New York
PB  - Norton
YR  - 1965
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217610176815
OP  - 228
CN  - QE861 C74 1965
KW  - Reptiles, Fossil.
ER  -