TY  - BOOK
AU  - PUROHIT (S S)
AU  - AXENA (M M).
TI  - Water, life and pollution
SN  - 81 85031 41 X
U1  - 628.168 PURW 
PY  - 1990///
CY  - Bikaner
PB  - Agro Botanical Publishers
KW  - Water pollution
ER  -