TY  - GEN
AU  - Maulik , M.N.
TI  - Waste water treatment and swage disposal
U1  - 363.7284 
PY  - 1997///
CY  - New Delhi
PB  - Standard Book House
KW  - WAST WATER TREATMENT
KW  - ENVIRONMENTAL SCIENCE
KW  - ANALYSIS OF SEWAGE
ER  -