000 00272nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aDASWAL (SURENDRA), DASWAL (ANUPMA),
245 0 _aBIO TECHNOLOGY AND ENVIRONMENTAL CHEMISTRY
260 _bDHANPAT RAI
942 _2ddc
_cBTECH
999 _c3276
_d3276