Crystal, David. <br/><br/>
An encyclopedic dictionary of language and languages / 
David Crystal. 
 - Oxford, UK ;  Cambridge, MA :  Blackwell Publishers,  1992. 
 - 428 p. 
<br/><br/><label>ISBN: </label>0631176527 (acid-free paper) 
<br/><br/><label>LCCN: </label>93014121     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Dictionaries.<br/>Linguistics--Dictionaries.