Cita APA (7th ed.)

Musial, T., Knospe, K., & Völker, K. (2008). Martin Held.

Cita Chicago (17th ed.)

Musial, Torsten, Kornelia Knospe, i Klaus Völker. Martin Held. Berlin, 2008.

Cita MLA (8th ed.)

Musial, Torsten, et al. Martin Held. 2008.