The world book encyclopedia :  in eighteen volumes and reading and study guide. 

 - Chicago :  Field enterprises,  c 1955. 
 - Vols. :  ill. ;  25 cm. 
<br/><br/>V. 18- WX-YZ ; 
<br/><br/>314  314 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.<br/>Dictionaries.
<br/><br/><label>Dewey Class. No.: </label>031 / W831