Alternative computers / 

 - Alexandria, Va. :  Time-Life Books,  c1989. 
 - 128 p. :  ill. (some col.) ;  29 cm. 
 - Understanding computers .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 122-124. 
<br/><br/><label>ISBN: </label>0809457458 0809457466 (lib. bdg.) 
<br/><br/><label>LCCN: </label>88029512  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>LC Class. No.: </label>QA76  / .A565 1989 
<br/><br/><label>Dewey Class. No.: </label>004