000 00344nam a2200145Ia 4500
020 _a9789696230052
082 _b234-T
_a530
100 _a"Ahmad,Masood"
245 0 _aPure Physics
260 _bFatemi Publishers,Red Spot
_aPAKISTAN
_c2018
300 _a250
944 _cTB
999 _c751783
_d751783