The Facts on file encyclopedia of the 20th century / 
general editor, John Drexel. 
 - New York :  Facts on File,  c1991. 
 - ix, 1046 p. :  ill., maps ;  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0816024618 (alk. paper) :  $79.95 9780816024612 (alk. paper) 
<br/><br/><label>LCCN: </label>91021278  
<br/><br/><label>Subjects--Topical Terms: </label><br/>History, Modern--20th century--Dictionaries.
<br/><br/><label>LC Class. No.: </label>R D 419  / F142 1991 
<br/><br/><label>Dewey Class. No.: </label>909.82/03