000 00281nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
100 _aGookin, Dan
245 _aDOS For Dummies
250 _a2nd Ed.
260 _bPustak Mahal
_c1994
300 _a382p.
650 _aComputer Software
999 _c5596
_d5596