000 00263nam a2200109Ia 4500
008 160710s1968 xx 000 0 und d
100 _aARORA,C.L.
245 _aB.S.C. PRECTICAL PHYSICS
260 _aDELHI
_bS,CHAND & SONS
_c1968
300 _a371
942 _2ddc
_cB
999 _c32373
_d32373