000			00479nam a2200181Ia 4500
020			_a9780070494633 _c0.00
082			_a628 _bBAS/E
100			_aBasak, N.N.
245			_aEnvironmental Engineering _cN N Basak _h[Text]
260			_aNew Delhi _bTata McGraw Hill _c2003
300			_axvii, 295p.
500			_aCivil
500			_apictures,diagrams,table,index.
650			_aEnvironmental Science.
650			_aPublic health Enginering.
658			_aCivil
041			_aEnglish
999			_c6352 _d6352