TY  - BOOK
AU  - Punmia, B.C.
AU  - Jain, Ashok Kumar
AU  - Jain, Arun Kumar 
TI  - Water supply engineering
T2  - Environmental engineering
SN  - 9788131807033
U1  - D1 
PY  - 1995///
CY  - New Delhi
PB  - Laxmi Publications (P) Ltd.
ER  -