Cita APA (7th ed.)

Martens, T., & Sandvoß, P. (2001). Medienmetropole Hamburg.

Cita Chicago (17th ed.)

Martens, Tanja, i Petra Sandvoß. Medienmetropole Hamburg. Hamburg, 2001.

Cita MLA (8th ed.)

Martens, Tanja, i Petra Sandvoß. Medienmetropole Hamburg. 2001.