000 00350nam a2200133Ia 4500
008 170101s2009 xx 000 0 und d
020 _a9788179928981
100 _aNoyes Robert
245 0 _aUnit Oprations In Environmental Engineering
260 _aNew Delhi
_bJaico
_c2009
300 _a498
650 _aEnvironmental Science
942 _2ddc
_cBK
999 _c472693
_d472693