TY  - GEN
AU  - Prasad , Satguru  
TI  - Zoology for IAS (main): ecology, ethology biometry and economic zoology
SN  - 8173812128
U1  - 590 
PY  - 1997///
CY  - Calcutta
PB  - New Central Book Agency 
KW  - Zoology
ER  -