Hoffmann, Voler <br/><br/>
Picture supported communication in Africa:fundamentals examples and recommendations for appropriate communication processes in rural development programmes in sub saharan Africa volker Hoffma 

 - Margraf Verlag  Werkersheim  2002 
<br/><br/><label>ISBN: </label>3-8236-1342-1 
<br/><br/><label>LC Class. No.: </label>HD 77.5  /  .H64 2002