Encyclopedia Britannica, Inc  <br/><br/>
THE NEW ENCYCLOPEDIA BRITANNICA   MACROPEDIA VOL IX 

 - Chicago  Chicago University Press  1973 
 - 1187p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--Post Graduate Reference
<br/><br/><label>Subjects--Topical Terms: </label><br/>GENERAL ENCYCLOPEDIC--Computer Science Information & General Works 
<br/><br/><label>Dewey Class. No.: </label>030  / BRI-N