Cita APA (7th ed.)

Müller, H. (2008). Norbert Schwontkowski: Good year. ProLitteris.

Cita Chicago (17th ed.)

Müller, Horst. Norbert Schwontkowski: Good Year. Zürich: ProLitteris, 2008.

Cita MLA (8th ed.)

Müller, Horst. Norbert Schwontkowski: Good Year. ProLitteris, 2008.

Atenció: Aquestes cites poden no estar 100% correctes.