The World Book encyclopedia . 

 - London :  Field Enterprises Educational Corporation ,  c 1966. 
 - Vols. :  ill. ;  25 cm. 
<br/><br/>V. 12 (T-Z) ; 
<br/><br/>326  326 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedia. <br/>Encyclopedias and dictionaries.
<br/><br/><label>Dewey Class. No.: </label>031 / W893