Cita APA (7th ed.)

Gringmuth, W., & Rössing-Winkler, R. (1964). Spreewald. Brockhaus.

Cita Chicago (17th ed.)

Gringmuth, Werner, i Renate Rössing-Winkler. Spreewald. Leipzig: Brockhaus, 1964.

Cita MLA (8th ed.)

Gringmuth, Werner, i Renate Rössing-Winkler. Spreewald. Brockhaus, 1964.