Directions in sociolinguistics  the ethnography of communication 
edited by John J. Gumperz and Dell Hymes 
 - Rinehart and Winston, New York  Holt  1972 
 - x, 598 p. ; 24 cm. 
<br/><br/>Bibliography: p. 555-581. 
<br/><br/><label>ISBN: </label>0631149864 
<br/><br/><label>LCCN: </label>77-168981 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociolinguistics