000 00464nam a2200145Ia 4500
001 6f69d845c81f120017bafe79e85f1b8c3f2339bc
008 140104s9999 xx 000 0 und d
100 _aElangovan, R
245 _aUnit operations in environmental engineering /
_c R Elangovan, M K Saseetharan
250 _a1st ed.
260 _bNew Age International Publishers (P) Ltd.,
_aNew Delhi :
_cc2001.
700 _aSaseetharan, M K
942 _cBK
999 _c19071
_d19071