The new Encyclopaedia Britannica :  marcropaedia : knowledge in depth.  Volume 6 

 - 15th ed. 
 - Chicago, Ill. :  Encyclopaedia Britannica,  c1981 
 - 1142 p. :  ill. (some col.), maps 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>058229378X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENCYCLOPEDIAS AND DICTIONARIES
<br/><br/><label>LC Class. No.: </label>AE5  / N483 1981