Schalk, H. (2016). Playlist: Peter Zimmermann.
Cita Chicago (17th ed.)Schalk, Helge. Playlist: Peter Zimmermann. Bielfeld, 2016.
Cita MLA (8th ed.)Schalk, Helge. Playlist: Peter Zimmermann. 2016.
Atenció: Aquestes cites poden no estar 100% correctes.