000 00316nam a2200121Ia 4500
008 130706s9999 xx 000 0 und d
020 _a0131014609
050 0 0 _aQA76.76 .O63A427 1995
100 1 _aAllen, Mark
245 1 0 _aWorking with dos 6 /
_cMark Allen
300 _ap.
942 _2lcc
_kQA76.76 .O63A427 1995
999 _c11407
_d11407