Grace, Catherine O'Neill,  1950- <br/><br/>
Computers, those amazing machines /  [electronic resource]  
by Catherine O'Neill. 
 - [Washington, D.C.] :  National Geographic Society,  c1985. 
 - 104 p. :  col. ill. ;  28 cm. 
 - Books for world explorers .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 104. 
<br/><br/> Examines the history, functions, and influences of computers in everyday life, science, and industry, and discusses careers in the field. 
<br/><br/><label>ISBN: </label>087044574X :  $6.95 9780870445743 0870445790 (lib. bdg.) :  $8.50 9780870445798 (lib. bdg.) 
<br/><br/><label>LCCN: </label>85025905  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers--Juvenile literature.<br/>Computers.
<br/><br/><label>LC Class. No.: </label>QA76.23  / .O54 1985 
<br/><br/><label>Dewey Class. No.: </label>004