000 00435nam a2200181Ia 4500
008 201126s9999 xx 000 0 und d
041 _aeng
100 _aBASAK, N N
245 _aENVIRONMENTAL ENGINEERING
250 _a2nd Rep
260 _bTATA McGRAW HILL
_c2006
300 _a295
490 _aREFERENCE
690 _aBIO - TECHNOLOGY ENGINEERING
690 _aBIO - TECHNOLOGY ENGINEERING
690 _aFET
999 _c1226
_d1226