Cita APA (7th ed.)

Voelkner, B. (1950). Jacob Ow. Petermänken Verlag.

Cita Chicago (17th ed.)

Voelkner, Benno. Jacob Ow. Schwerin: Petermänken Verlag, 1950.

Cita MLA (8th ed.)

Voelkner, Benno. Jacob Ow. Petermänken Verlag, 1950.