The new encyclopaedia britannica  guide to the britannica /  [Book] : 
University of chicago. 
 - 15th ed. 
 - Chicago :  William Benton,  1979. 
 - 931p. :  ill. (some col.), maps (some col.) ;  29 cm. 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>0852293399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.
<br/><br/><label>Dewey Class. No.: </label>030