TY  - BOOK
AU  - Pearse A S
TI  - Animal ecology
T2  - McGraw Hill publication in the zoological science
U1  - K:5, G9;1 
PY  - 1939///
CY  - New York    
PB  -  McGraw-Hill        
KW  -  Animal ecology
KW  - Zoology
ER  -