Prince, Daniel B.. <br/><br/>
Video Enhances the Effectiveness of Management Trainers in Ghana. 

 - Washington-WAU :   Clearinghouse,   1982. 
 - p. 3,6 
 - Irregular 
 - No. 38 (Jun.1982) 
 - Development communication report ;   no. 38 .
<br/><br/><br/>Inglés.