000			00395nam a2200157Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a621.381 _bPU-W
100			_aPunmia ,B.c
245		0	_aWaste water engineering
250			_a2nd . Ed.
260			_c2003 _aNew Delhi _bLaxmi Publications(P) Ltd
650			_aCivil Engineering
700			_aJain,Ashok Kumar
942			_cBK
999			_c4283 _d4283