Wardhaugh, Ronald <br/><br/>
<An> Introduction to sociolinguistics / 

Ronald Wardhaugh. 
 - 3rd ed 
 - vi, 404 p. ; 24 cm. 
<br/><br/><label>ISBN: </label>0631204997 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociolinguistics
<br/><br/><label>LC Class. No.: </label>P 40 W27 1998