TY  - GEN
AU  - Singh, Gurucharan7097
AU  - Singh, Jagdish
TI  - Water supply and sanitary engineering
SN  - 818630827x
U1  - 628.1/.2 
PY  - 1996///
CY  - New Delhi
PB  - Standard
KW  - 628.1/.2
KW  - Water supply
KW  - Sanitary engineering
ER  -