TY  - BOOK
AU  - Singh .G
AU  - Singh .J
TI  -  Water Supply And Sanitary Enhineering 
SN  - 81-8014-029-6
PY  - 1999///
CY  - Delhi 
PB  - Standard PUB Distributors 
KW  - FS
UR  - FS  (36)
ER  -