O'Neill, Catherine  <br/><br/>
Computers :  Those Amazing Machines / 
C. O'Neill. 
 - [Washington] :   National Geographic Society,   1985. 
 - Books For World Explorers .
 - Books For World Explorers .
<br/><br/>Index, p. [30-31] 
<br/><br/><label>ISBN: </label>0 87044 574 X  0 87044 579 0  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technique<br/>Computers