Hobart, R. Dale. <br/><br/>
Hands-on computing, using MS-DOS / 
R. Dale Hobart, Sharon Octerna ud, Sid Sytsma. 
 - New York :   Toronto :   New York :  Macmillan Pub. Co. ;  Collier Macmillan Canada ;  Maxwell Macmillan International Pub. Group,   c1991. 
 - ix, 114 p. :  ill. ;   28 cm. 
<br/><br/><label>ISBN: </label>0675223865 
<br/><br/><label>LCCN: </label>90-064086 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>MS-DOS (Computer file)
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)
<br/><br/><label>Dewey Class. No.: </label>005.4/469