TY  - BOOK
AU  - Salthe,S.N.
AU  - 
TI  - Evolutionary biology
U1  - 591.38/SAE 
PY  - 0000///Winston
PY  - 1972///
CY  - N.Y. 
KW  - Evolution
KW  - Zoology
N1  - Includes index and Bibliography and Glossasry.
ER  -