TY  - BOOK
AU  - P R Trivedi
AU  - Trivedi, P R
TI  - Water Pollution
SN  - 8171582796
U1  - 363.7394 
PY  - 1997///
CY  - New Delhi
PB  - Akash Deep
KW  - Water Pollution
KW  - Environment Pollution
ER  -