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

 - New York  Basil Blackwell  1986 
 - vi,384p.  HB  22 cm. 
<br/><br/><label>ISBN: </label>0631142711 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Sociolinguistics
<br/><br/><label>Dewey Class. No.: </label>401.9  / WAR