TY  - BOOK
AU  -  Punmia, B. C.
TI  - Wastewater engineering
U1  - 628.2 PUN-B 
PB  -  Laxmi Publications
KW  - ﾠ
KW  - ﾠSewerageﾠ
KW  - Sewage disposalﾠ
N1  -  8170080916
ER  -