TY  - BOOK
AU  - Dutt, N.H. Gopal.
TI  - Environmental pollution and control / 
SN  - 81-8316-023-9
U1  - G:55(D854) 
PY  - 2005///
CY  - Hyderabad : 
PB  - Neelkamal Publications Pvt. Ltd. , 
KW  - Environmental pollution- Control
ER  -