The 21st century Webster's international encyclopedia    : the new illustrated reference guide 
/ editor-in-chief, Bart Drubbel 
 - 2 volumes :  color illustrations, color maps 
<br/><br/><label>ISBN: </label>9781600814624 (set of two volumes) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's encyclopedias and dictionaries
<br/><br/><label>Dewey Class. No.: </label>031