The World Book encyclopedia.  Volume 6,  E 

 - 2003 ed. 
 - Chicago, IL :  World Book, Inc,  2003 
 - 470 p. :  ill. (chiefly col.), col. maps ;  26 cm. 
<br/><br/> Vol. 22 consists of research guide and index. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0716601036 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries
<br/><br/><label>Subjects--Index Terms: </label>Bách khoa thư Từ điển 
<br/><br/><label>Dewey Class. No.: </label>031  / WOR(6) 2003