Wardhaugh Ronald <br/><br/>
An introduction to sociolingiuistics / 
Ronald Wardhaugh. 
 - Chichester:   Wiley-Blackwell;   2010.  
 - vi, 450 p. :  ill. ; 
<br/><br/> Includes index   Includes index  
<br/><br/><label>ISBN: </label>9781405186681 
<br/><br/><label>Subjects--Topical Terms: </label><br/>_Sociolinguistics 
<br/><br/><label>LC Class. No.: </label>P40 .W27 2010