000 00351nam a2200145Ia 4500
020 _a0000000000000
082 _b6009
_a530
100 _a"Dr Shaikh Ansar Hussain"
245 4 _aThe textbook of physics 12
260 _bGaba Sons
_aPakistan
_c2017
300 _a535
944 _cTR
999 _c558989
_d558989