TY  - BOOK
AU  - Ghosh, Asish.
TI  - Natural resource conservation and environment mangement / 
SN  - 81-7648-476-8
U1  - G:52(U671) 
PY  - 2003///
CY  - New Delhi : 
PB  - A.P.H. Publishing Corporation , 
KW  - Biology
ER  -