Cita APA (7th ed.)
Schottenloher, K. (1919). Das alte Buch.
Cita Chicago (17th ed.)
Schottenloher, Karl. Das Alte Buch. Berlin, 1919.
Cita MLA (9th ed.)
Schottenloher, Karl. Das Alte Buch. 1919.
Atenció: Aquestes cites poden no estar 100% correctes.