TY  - BOOK
AU  - Gupta, N.L.  .
TI  - Urban water supply / 
SN  - 81-7033-294-6
U1  - D85,(V,61) 
PY  - 1994///
CY  - Jaipur : 
PB  - Rawat Publication , 
KW  - Engineering
ER  -