Sociology and development 
ed. by Emanuel De Kadt and Gavin Williams.  
 - London  Tavistock  1974.  
 - 374 S. 
<br/><br/><label>ISBN: </label>0422743305 (hardback) 0422757403 (paperback) 9780422743303 (hardback) 9780422757409 (paperback)