Cita APA (7th ed.)

Tersteegen, G., & Koepper, G. (1955). Brevier (o.A.). Union-Verlag.

Cita Chicago (17th ed.)

Tersteegen, Gerhard, i Gustav Koepper. Brevier. o.A. Berlin: Union-Verlag, 1955.

Cita MLA (8th ed.)

Tersteegen, Gerhard, i Gustav Koepper. Brevier. o.A. Union-Verlag, 1955.