TY  - BOOK
AU  - Gupta, Shailey
AU  - Singhal, Naveen
TI  - Environmental Studies
SN  - 8175568488
U1  - 577.14 
PY  - 2006///
CY  - Meerut
PB  - Pragati Prakashan
KW  - Applied Sc
KW  - Chemistry
KW  - Environmental Science
ER  -