000 00403nam a2200157Ia 4500
001 136838
008 170722s9999 xx 000 0 und d
020 _a0070491348
100 _aPeavy, Howard Setc
245 _aEnvironmental engineering /
260 _aNew Delhi :
_bMcGraw-Hill ,
_c1985.
300 _axix+699
653 _aEnvironmental Engineering
923 _d20031114
_nTY141
942 _cGEN
999 _c127438
_d127438