Lieberson, Stanley, <br/><br/>
Language diversity and language contact :  essays / 
by Stanley Lieberson ; selected and introduced by Anwar S. Dil. 
 - Stanford, Calif. :  Stanford University Press,  1981. 
 - xiv, 390 pages : 
<br/><br/> , Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0804710988 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociolinguistics.---
<br/><br/><label>Dewey Class. No.: </label>401.9 L6218 La