TY  - BOOK
AU  - Pianka,Eric R..
TI  - Evolutuionary ecology / 
SN  - 0321042883
U1  - 577 
PY  - 2000///
CY  - San Francisco : 
PB  - Addison-Wesley Publishing , 
KW  - ECOLOGY
N1  - Includes bibliographical references and index
ER  -