Wardhaugh, Ronald. <br/><br/>
An introduction to sociolinguistics / 
Ronald Wardhaugh. 
 - Sixth edition 
 - vi, 450 pages :  illustrations, maps ;  25 cm. 
 - Blackwell textbooks in linguistics ;  4 .
 - Blackwell textbooks in linguistics ;  4. .
<br/><br/> Includes index 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9781405186681 (pbk. : alk. paper) 1405186682 (pbk. : alk. paper) 
<br/><br/><label>LCCN: </label>2009012680 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociolinguistics.
<br/><br/><label>LC Class. No.: </label>P40  / .W27 2010 
<br/><br/><label>Dewey Class. No.: </label>306.44