Crystal, David. <br/><br/>
The Cambridge encyclopedia of language / 
David Crystal. 
 - 2nd ed. 
 - New York :  Cambridge University Press,  1997. 
 - vii, 480 p. :  ill. (some col.), col. maps ;  29 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0521559677 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Dictionaries.<br/>Linguistics--Dictionaries.