Tomsho, Greg. <br/><br/>
Guide to operating systems / 
Greg Tomsho. 
 - Sixth edition. 
 - United States of America :  Cengage learning Inc.,  ©2021. 
 - xx, 569 pages :  color illustration ;  23 cm. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>ISBN: </label>9780357433836 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers).
<br/><br/><label>Dewey Class. No.: </label>DC 005.432 T599 2021