Cita APA (7a ed.)

Hellingrath, B. (1910). [Karpfenseigen].

Cita Chicago Style (17a ed.)

Hellingrath, Berthold. [Karpfenseigen]. [Gdańsk, 1910.

Cita MLA (9a ed.)

Hellingrath, Berthold. [Karpfenseigen]. 1910.