Shelly, Garry . <br/><br/>
Discovering computers, complete :   your interactive guide to the digital world/ 
Gary B. Shelly, Mistey E. Vermaat, Jeffrey J. Quasney, Susan L. Sebok and Steven M. Freud 
 - Australia:  Course Technology Cengage Learning,   c2012. 
 - xxiv, 830 pages :    colored, illustrations ;  27cm. 
 - .
<br/><br/>Includes index.<br/>