TY  - BOOK
AU  - S.P. MISRA
AU  - SN. PANDEY
TI  - ESSENTIAL ENVIRONMENTAL STUDIES
U1  - 333.7  MIS-E 
PY  - 2009///
PB  - ANE BOOKS INDIA
KW  - ESSENTIAL ENVIRONMENTAL STUDIES    S.P. MISRA   SN. PANDEY
ER  -