Cita APA (7th ed.)

Spengler, R. (1979). Schwarzatal. Tourist Verlag.

Cita Chicago (17th ed.)

Spengler, Rüdiger. Schwarzatal. Berlin: Tourist Verlag, 1979.

Cita MLA (8th ed.)

Spengler, Rüdiger. Schwarzatal. Tourist Verlag, 1979.