變更

* [http://forward.com/articles/168338/filming-the-killing-fields/?p=all Filming the 'Killing' Fields: Joshua Oppenheimer on Making 'The Act of Killing'-Sheerly Avni,], ''[[The Jewish Daily Forward]]'', January 4, 2013

*[https://www.cinemaofchange.com/why-filmmakers-shouldnt-chase-impact-joshua-oppenheimer/ Cinemaofchange JOSHUA OPPENHEIMER: WHY FILMMAKERS SHOULDN’T CHASE IMPACT ]