Hutchinson 20th century encyclopedia / 
edited by E.M. Horsley. 
 - [7th ed.], 5th rev. and updated impression. 
 - London :  Hutchinson,  1987. 
 - 1323 p., [32] leaves of plates :  ill., maps ;  26 cm. 
<br/><br/><label>ISBN: </label>9780091439705 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.
<br/><br/><label>LC Class. No.: </label>AG 5  / .H88 1987