Norton, Peter,  1943-. <br/><br/>
Peter Norton's essential concepts. 

 - 5th ed. 
 - New York :  Glencoe/McGraw-Hill,  c c2003. 
 - xx, 276 p. :  ill. (some col.) ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0078454506 0078309638 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Computer software.