Microsoft MS-DOS 6.22: for the MS-DOS operating system 

 - s.l.  Microsoft  1994 
 - x, 308 
<br/><br/>Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science<br/>DOSES (Electronic computer system)--Study and teaching<br/>Operating systems (Computers)
<br/><br/><label>Dewey Class. No.: </label>005.43769 MIC-