The world book encyclopedia. 

 - Chicago, Illinois:  World Book, Inc.,  c2020 
 - 22v.  ill.;  26 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780716601203 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries
<br/><br/><label>Dewey Class. No.: </label>R 031 W927 2020