Discovering computers:  fundamentals: your interactive guide to the digital world/ 
Gary B. Shelly [and four others] 
 - Eighth edition 
 - Singapore:  Cengage Learning,  2013. 
 - xxiv, 506 pages:  illustrations;  26 cm. 
<br/><br/><label>ISBN: </label>9789814416030 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Computer science<br/>Computer networks
<br/><br/><label>LC Class. No.: </label>Circ QA 76.5 .Sh545 2013