000 00302nam a2200133Ia 4500
003 OSt
005 20230401053208.0
008 230321s9999 xx 000 0 und d
040 _cKRCHE
082 _a001.642
_bCOM
245 0 _aComputer education
260 _bAptech Computer
_c2010
942 _cBD
_2ddc
_n0
999 _c6478
_d6478