Encyclopedia Britannica, Inc. <br/><br/>
The New Encyclopedia Britannica (15th Ed.)  

 - 15th Ed. 
 - Chicago:   Encyclopedia Britannica;  1997. 
 - 980p. 
<br/><br/><label>ISBN: </label>0 85229 633 9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia Britannica-knowledge-events-facts-social sciences-science-technology-languages-persons, ready reference