TY  - BOOK
AU  - Srivastava,Manish
TI  - Physico-chemical and microbiological character of water / 
U1  - 363.7394 
PY  - 2002///
CY  - New Delhi : 
PB  - Daya Publishing House , 
KW  - WATER POLUTION
N1  - Includes index and bibliography
ER  -