Webster's new world encyclopedia. 

 - New York :  Prentice Hall,  1992. 
 - 1230 p. :  ill. (some col.), maps (some col.). 
<br/><br/> Rev. ed. of: Hutchinson 20th century encyclopedia. 7th ed., 5th rev. and updated impression. 1987. 
<br/><br/><label>ISBN: </label>013947482X  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.