000			00494nam a2200193Ia 4500
001			1130
005			20250221124406.0
008			250214s9999||||xx |||||||||||||| ||und||
020			_a74517082
100			_aKamala, A
245		0	_aEnvironmental engineering : water supply, sanitary engineering and pollution
260			_aNew Delhi
260			_bTata McGraw-Hill
260			_c1988
300			_a271p.
500			_aIncludes index.
650			_aEnvironmental engineering
942			_cBK
999			_c17321 _d17321