000 00590nam a2200193 a 4500
001 000422103
003 dti
005 20170506183538.0
008 050421s1989 000 0 eng
020 _a0314503307
100 1 _aRuff, Laura.
245 1 0 _aUnderstanding and using MS-DOS / PC DOS :
_bthe first steps /
_cby Laura Ruff, Mary Weitzer.
260 _aSt.Paul, Id. :
_bWest Publ. Comp.,
_c1989.
300 _axix, 118 p., I-3
440 0 _aThe Microcomputing Series.
650 0 _aComputer science.
650 0 _aMS-DOS (Computer operating system).
700 1 _aWeitzer, Mary.
999 _c360586
_d360586