Chapin, Ned. <br/><br/>
Computers :   A Systems Approach 

 - New York :   Van Nostrand Reinhold Company,   1971. 
 - xvi, 686 p. : 24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTADORAS
<br/><br/><label>Universal Decimal Class. No.: </label>681.32