Discovering computers, complete :  your interactive guide to the digital world / 
Gary B. Shelly ... [et. al] 
 - Boston, MA :  Course Technology, Cengage Learning,  c2012 
 - xxiii, 830 p. :  col. ill. ;  28 cm. 
 - Shelly Cashman series .
 - Shelly Cashman series .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781111530648 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Computer science<br/>Computer networks