000 00326nam a2200145Ia 4500
040 _cPK-LaCSN
082 _a001.642
_bBUT
100 _aAli Butt, Mr. Usman
245 0 _aComputer 8
260 _c2014
_bUrdu Bazar
_aLahore
300 _a150
942 _cTB
999 _c857276
_d857253