000 00307nam a2200133Ia 4500
700 _aSengupta, B.
100 _aOhdedar, A. K.
942 _cBK
654 _a
245 _aLibrary classification
260 _aKolkata
_bThe world press Pvt Ltd
_c1971
082 _a025.4
300 _bHb
_c22cm
_axii,(2),264
999 _c348011
_d348011
041 _aeng