World Book year book. 

 - Chicag :  World Book.,  1962 -. 
 - v :  ill. 
 - Annual, 
 - 1962 -. 
<br/><br/> Library has: 2003, 2006. 
<br/><br/><label>ISSN: </label>0084-1439 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History--Periodicals.