Tomsho, Greg. <br/><br/>
Guide to operating systems / 
Greg Tomsho. 
 - Fifth edition. 
 - xxii, 579 pages :  illustrations ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781305107649 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers).
<br/><br/><label>LC Class. No.: </label>QA 76.76  / O63 T66 2017