Gumperz, John J, ed. Hymes, Dell, ed. <br/><br/>
Directions in sociolinguistics  the ethnography of communication 

 - New York  Holt, Rinehart and Winston,inc.  1972 
 - x, 598 p.; 23cm. 
<br/><br/><label>ISBN: </label>30777453 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communications<br/>Language communication<br/>Socio linguistics<br/>Speech<br/>Verbal communication