Cita APA (7th ed.)

Steffens, A. (2007). Hauptstrom: [aktuelle Fotokunst ; when the clock strikes twenty].

Cita Chicago (17th ed.)

Steffens, Andreas. Hauptstrom: [aktuelle Fotokunst ; When the Clock Strikes Twenty]. Berlin, 2007.

Cita MLA (8th ed.)

Steffens, Andreas. Hauptstrom: [aktuelle Fotokunst ; When the Clock Strikes Twenty]. 2007.