Gregory Sam, <br/><br/>
Video for change :  
edited by Sam Gregory, Gillian Caldwell, Ronit Avni and Thomas Harding .  
 - London  Pluto Press  2005 
 - 323p. 
<br/><br/><label>ISBN: </label>0-7453-2412-6 
<br/><br/><label>Dewey Class. No.: </label>4  / P5