000 00366nam a2200109Ia 45e0
008 181001s1968 xx 000 0 und d
100 _aBsdu & chatarjee
245 0 _aHigher secondary & intermediate physics
260 _aCalcutta
_bB.Chand & com.
_c1968
300 _a113
942 _2ddc
_cBK
999 _c453
_d453