Cita APA (7a ed.)

Keyser, E. (1919). The importance of Germans and Slavs for Western-Prussia. A. W. Kafemann.

Cita Chicago Style (17a ed.)

Keyser, Erich. The Importance of Germans and Slavs for Western-Prussia. Danzig: A. W. Kafemann, 1919.

Cita MLA (9a ed.)

Keyser, Erich. The Importance of Germans and Slavs for Western-Prussia. A. W. Kafemann, 1919.