The ultimate book of knowledge 
Oxford University 
 - Oxford  Oxford University Press  2006 
 - 192 p. : ill. (chiefly col.), col. maps, ports. (chiefly col.) ; 25 cm 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9780199105694 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's encyclopedias and dictionaries
<br/><br/><label>Dewey Class. No.: </label>032 OXF