000 00325nam a2200121Ia 4500
008 100324s9999 xx 000 0 und d
100 _aNorton P
245 _aPeter Norton's DOS guide
260 _bMcGraw-Hill Book Company
_aNew York
541 _g1651 dt 19.1.90
650 _aAccounting
942 _cBK
999 _c72478
_d72478