000 00331nam a2200145Ia 4500
020 _a0000000000
082 _bT325.
_a530
100 _a"PROF. TAHIR HASSAN"
245 0 _aPHYSICS 9
260 _bCARAVAN BOOK HOUSE
_aLAHORE
_c0
300 _a221
944 _cTB
999 _c517286
_d517286