TY  - BOOK
AU  - Kaul, S.N.
AU  - Kumar, Arvind.
TI  - Waste water engineering
SN  - 8176489891
U1  - 363.7284 
PY  - 2006///
CY  - New Delhi
PB  - A.P.H.
KW  - Sewage--Purification
KW  - Water--Purification
ER  -