TY  - BOOK
AU  - x, x
AU  - Varshney,C.K.
TI  - Water pollution and management: x
SN  - 0852268971
U1  - 363.7394/W324 
PY  - 1991///
CY  - New Delhi
PB  - Wiley Eastern
KW  - Water - Pollution
N1  - Includes
ER  -