000			00497nam a2200181Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
020			_a978-81-318-0596-1
041			_aENG
082			_a624 _bPU-W
100			_aPunmia ,B.c
245		0	_aWaste water engineering(including air pollution) environmental engineering-11
250			_a2nd Ed.
260			_c1998 _aNew Delhi _bLaxmi Publications(P) Ltd
300			_a660
650			_aCivil Engineering
700			_aJain,Ashok Kumar
942			_cBK
999			_c5631 _d5631