00833nam a22002057a 4500 160621b xxu||||| |||| 00| 0 eng d 9789350143766 c2014. 6033 Lal, D. Water supply and waste water engineering / D. Lal. New Delhi : S.K. Kataria & Sons, c2014. 196 pages : illustrations ; 21 cm. Includes appendix. Contents : Introduction. -- Quantity of water. -- Sources of water. -- Quality of water. -- Water treatment. -- Conveyance of water. -- Laying out pipes. -- Building water supply. -- Water pollution control and management. 6760 Water supply. 6761 Water conservation. 6762 Water resources development. 6034 Upadhyay, A.K. ddc BK 5155 5155 0 0 ddc 0 0 CIR SPMT-CAS SPMT-CAS 2016-06-21 0 Cir./628.1/L15 007343 2016-06-21 00:00:00 2016-06-21 BK