000 00295nam a2200109Ia 4500
008 180926s1999 xx 000 0 und d
100 _aLEON ALEXIS & LEON MATHEWS
245 _aINTRODUCTION TO COMPUTER
260 _bLEON TECHWORLD
_c1999
500 _aCOMPUTER ; INTRODUCTION ; TO
906 _a15
999 _c328531
_d328531