Baugh, John and Sherzer, Joel(ed) <br/><br/>
Language in use  Readings in sociolinguistics 

 - Prentice-Hall, Inc., New Jersey  1984 
 - 316p 
<br/><br/><label>ISBN: </label>0-13-522996-0 
<br/><br/><label>Dewey Class. No.: </label>401 Bau/She