000 00275cam a2200121 4500
020 _a0750620692 (pbk.)
100 1 _aSINCLAIR Ian
245 0 _aMS-DOS made simple
260 _aOxford:
_bMade Simple Books,
_c1994
300 _a150p.
650 _aDOS
945 _i0005732
_rY
_sY
999 _c32231
_d32231