Roberts, J. (1998). Technique, technology and the everyday: German photographic culture in the 1920s and 1930s. The art of interruption : realism, photography and the everyday.
Chicago-viite (17. p.)Roberts, John. "Technique, Technology and the Everyday: German Photographic Culture in the 1920s and 1930s." The Art of Interruption : Realism, Photography and the Everyday 1998.
MLA-viite (8. p.)Roberts, John. "Technique, Technology and the Everyday: German Photographic Culture in the 1920s and 1930s." The Art of Interruption : Realism, Photography and the Everyday, 1998.
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