Encyclopedia of the documentry film/ 
Aitken,Ian 
 - 1st.ed. 
 - New York:  Routledge,  2006. 
 - 534 
<br/><br/><label>ISBN: </label>9780415976374 
<br/><br/><label>Dewey Class. No.: </label>070.18  / AIT/E