Crstal David. <br/><br/>
The cambridge encyclopedia. 

 - 3rd  ed. 
 - London :  Cambridge university press,  1997. 
 - 1303  p. :  ill ;    cm. 
<br/><br/>reference. 
<br/><br/><label>ISBN: </label> $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>encyclopedia and dictionaries.