000 00459nam a2200181Ia 4500
999 _c249
_d249
008 180512s9999||||xx |||||||||||||| ||und||
020 _cRs.45
040 _aMAIN
041 _aBengali
082 _a570
_bSIN
100 _aSingha, Arupkumar
245 _aজীবন বিজ্ঞান
_cArupkumar Singha...[et. al.]
260 _bNew central book agency
_aKolkata
_c1988
300 _av.2,p.2
300 _axvi, 674p.
650 _aBotany
942 _cBK