Kobler, H. (2005). Anatomy of a guerrilla film: The making of RADIUS. Course Technology.
Lua i Stíl Chicago (17ú heag.)Kobler, Helmut. Anatomy of a Guerrilla Film: The Making of RADIUS. Boston, MA: Course Technology, 2005.
Lua MLA (9ú heag.)Kobler, Helmut. Anatomy of a Guerrilla Film: The Making of RADIUS. Course Technology, 2005.
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