O'Callaghan, Bryn. <br/><br/>
A history of the twentieth century / 
Bryn O'Callaghan. 
 - London ;  New York :  Longman,  1987. 
 - 316 p. :  ill. ;  27 cm. 
<br/><br/> Includes index. 
<br/><br/> Traces the history of the world from the beginning of the twentieth century to the present day with emphasis on major events and their consequences. 
<br/><br/><label>ISBN: </label>0582331722 (pbk.) 
<br/><br/><label>LCCN: </label>87003858  
<br/><br/><label>Subjects--Topical Terms: </label><br/>History, Modern--Juvenile literature.--20th century<br/>History, Modern--20th century.
<br/><br/><label>LC Class. No.: </label>D421  / .O25 1987 
<br/><br/><label>Dewey Class. No.: </label>909.82