000			00683nam a22002417a 4500
003			OSt
005			20260406110518.0
008			260406b |||||||| |||| 00| 0 eng d
020			_a0074604422
041			_aeng
082			_a628 TEA-E
245			_aEnvironmental engineering
260			_aNew Delhi, _b Tata McGraw Hill Publishing Company Limited, _c1993
300			_aix, 268p.
650			_aSanitary engineering _974424
650			_aEnvironmental engineering _974425
650			_aPollution control engineering _974426
700			_aRao, Narayana M. _974417
700			_aThanikachalam, V. _952782
700			_aTTTI, Madras _974427
942			_cBK
999			_c199891 _d199891