Cita APA (7th ed.)

Friedmann-Hahn, A., & Sieber, G. (2015). Guido Sieber: Strange adventures.

Cita Chicago (17th ed.)

Friedmann-Hahn, Alexander, i Guido Sieber. Guido Sieber: Strange Adventures. Berlin, 2015.

Cita MLA (8th ed.)

Friedmann-Hahn, Alexander, i Guido Sieber. Guido Sieber: Strange Adventures. 2015.