Graf, A. Berlin - Moscow: On the montage aesthetic in the city symphony films of the 1920 / Alexander Graf. Avant-garde film.(2007).
Lua i Stíl Chicago (17ú heag.)Graf, Alexander. "Berlin - Moscow: On the Montage Aesthetic in the City Symphony Films of the 1920 / Alexander Graf." Avant-garde Film.(2007) .
Lua MLA (8ú heag.)Graf, Alexander. "Berlin - Moscow: On the Montage Aesthetic in the City Symphony Films of the 1920 / Alexander Graf." Avant-garde Film.(2007), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.