TY  - BOOK
AU  - Varshney, C.K.
TI  - Water pollution and management
SN  - 9780852268971
U1  - 363.739406/VAR/W 
PY  - 1984///
CY  - New delhi
PB  - Narosa Publishing House
KW  - Environmental problems and services; ecology; pollution
ER  -