000 00344nam a2200145Ia 4500
654 _aCIVI
100 _aReddy, M. A.
250 _a1st Ed.
020 _a817800156 x
245 _aTextbook of Environnmental Science and aTechnology
260 _bB.S Publications
_c2007
082 _bRED
_a628
300 _axxvi, 319p.
999 _c21639
_d21639
300 _c24 cm.
655 _aC-13
041 _aeng
546 _aText in English