Cita APA (7th ed.)

Spee, F. v., & Oorschot, T. G. M. v. (1968). Güldenes Tugend-Buch. Kösel.

Cita Chicago (17th ed.)

Spee, Friedrich von, i Theo G. M. van Oorschot. Güldenes Tugend-Buch. München: Kösel, 1968.

Cita MLA (8th ed.)

Spee, Friedrich von, i Theo G. M. van Oorschot. Güldenes Tugend-Buch. Kösel, 1968.