Cita APA (7th ed.)

Smerling, W. (2013). Titel: [Eberhard Havekost]. Wienand.

Cita Chicago (17th ed.)

Smerling, Walter. Titel: [Eberhard Havekost]. Köln: Wienand, 2013.

Cita MLA (8th ed.)

Smerling, Walter. Titel: [Eberhard Havekost]. Wienand, 2013.