000 00303nam a2200133Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aLton
245 _aIntroduction to computers
250 _a1st
260 _bDelhi:Leon Tech World
_c1999
300 _a444p.
650 _aComputer
999 _c260
_d260