TY  - BOOK
AU  - Purohit, S. S.,
TI  - Water, Life and Pollution
SN  - 818503141X
U1  - 628 
PY  - 1990///
CY  - Bikaner
PB  - Agro Botanical Publishers (India)
KW  - Pollution
KW  - Sanitary & municipal engineering
KW  - Water Pollution
ER  -