TY  - BOOK
ED  - Sinha, A. K. 
ED  - Vishwanathan, P. N.
ED  - Boojh, Ram
TI  - Water pollution : conservation and managemen
SN  - 818509616X
U1  - 628.168 
PY  - 1989///
CY  - Nainital
PB  - Gyanodaya Prakashan
KW  - Water-Pollution
KW  - Ganga Action Plant
ER  -