Communicating / 
Anita Taylor...[et al] 
 - 5 
 - Englewood Cliffs :  Prentice Hall,  1989       
 - x, 438 p. 
<br/><br/><label>ISBN: </label>0131543377 
<br/><br/><label>LC Class. No.: </label>P 90 T238 1989