Young, Roger. <br/><br/>
How computers work :  processor and main memory / 
by Roger Young. 
 - Bloomington, IN :  1st Books,  2009. 
 - vi, 141 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>9781442113985 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microcomputers.<br/>Computers.