TY  - BOOK
AU  - Krishna,Gopal
TI  - Fundamentals of water and waste water
SN  - 8176485535
U1  - 363.72840954 
PY  - 2004///
CY  - New Delhi
PB  - APH
KW  - Water, Waste water, India
KW  - Water pollution control
KW  - Water quality assessment
KW  - Water testing
ER  -