Discovering computers 2002 :  concepts for a digital world / 
Gary B. Shelly, Thomas J. Cashman, Misty E. Vermaat; contributing authors Susan L. Sebok, Dolores J. Wells 
 - Boston, MA:  Course Technology/Thomson Learning,  2001 
 - 1 v. (various pagings): col. ill.;  28 cm. 
<br/><br/>Includes and index 
<br/><br/><label>ISBN: </label>0789561859 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Electronic digital computers