Britannica :   Micropaedia 
/  
 - Chicago  Encyclopaedia Britannica Inc.  2007 
 - 928 p 
 -  23 .
<br/><br/><label>ISBN: </label>9781593392925 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia
<br/><br/><label>Dewey Class. No.: </label>031  / B77715