000 00455nam a22001817a 4500
005 20190318163941.0
008 190318b xxu||||| |||| 00| 0 eng d
020 _a9788129518774
041 _aeng
082 _a491.4409
_bBI SU
100 _aBiswas, Sukhen
_91142
245 _aBhasabijnan :Tattwik Prasanga
_bSukhen Biswas
250 _a2nd ed.
260 _aKolkata
_bDey'sPublishing
_c2011
300 _a175p.
650 _aBENG
_9593
942 _cBK
999 _c14309
_d14309