000 00295nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _adavid a lien
245 _alearning IBM basic for personal computer
260 _bDelhi:BPB
_c1989
300 _a496p.
650 _aComputer
999 _c2202
_d2202