000 00526nam a2200205Ia 4500
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020 _c70
040 _aMAIN
082 _a574.5
_bBOR
100 _aBoruah, Bhupen.
245 0 _aপৰিৱেশ অধ্যয়ন /
260 _c2004.
_bBidya bhawan;
_aJorhat:
300 _a198p.;
_bPBB
650 _aEnvironmental Studies
700 _aDas, Mollika.
700 _aRajkhowa, Binoybrot.
730 _aParibesh Adhyan
942 _cBK
_2ddc
999 _c399
_d399