The new book of knowledge 

 - Connecticut  Scholastic Library Publishing  c2007 
 - 21 v. : ill. (chiefly col.), col. maps ; 26 cm 
<br/><br/><label>ISBN: </label>9780717205417 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encylopedia; Childrens book
<br/><br/><label>Dewey Class. No.: </label>030 NEW