000 00450nam a2200193Ia 4500
008 221105s9999 xx 000 0 und d
020 _a
041 _aENGLISH
082 _a628 SIV
082 _bSIV
100 _aSIVAKUMAR M; SARAVANAN R.
245 0 _aENVIRONMENTAL SCIENCE AND ENGINEERING
250 _a-
260 _bLAKSHMI PUBLICATIONS
260 _c2007
300 _a5.37 p.
650 _aENVIRONMENTAL ENGINEERING
942 _cBK
999 _c38502
_d38502