000 00296nam a22001097a 4500
020 _a8122415105
100 _aSINGH D P,DWIVEDI S K.
245 _aENVIRONMENTAL MICROBIOLOGY & BIOTECHNOLOGY
260 _aINDIA
_bnew age international (p) ltd,publishers
_c2004
300 _a239
_bILL
942 _cBK
999 _c251248
_d251248