Discovering computers: : fundamentals/ 
Shelly, Gary B. 
 - 4th edition. 
 -  Thomson Course Technology,  2008 
 - xxiii, 488(39) p. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-42391209-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science.
<br/><br/><label>Dewey Class. No.: </label>004 S5453 2008