TY  - BOOK
AU  - Ehrlich Paul R
AU  -  Holm Richard W
AU  -  Parnell D R
TI  - Process of evolution
T2  - McGraw-Hill series in population biology
U1  - G:66, K31;L4 
PY  - 1963///
CY  - New York    
PB  -  McGraw-Hill        
KW  - Evolution
ER  -