Berko, Roy M. <br/><br/>
Communicating: A Social and Career Focus 

 - 3th. ed. 
 - Boston :   Houghton Mifflin Co.,   1985. 
 - xvii, 421 p. :   il.; fots. ;   23 cm. 
<br/><br/> Includes notes in the chapter, additional Readings pp. 399-414 and Index