Cita APA (7a ed.)

Hildebrand, R. (1926). Geist. Niemeyer.

Cita Chicago Style (17a ed.)

Hildebrand, Rudolf. Geist. Halle/Saale: Niemeyer, 1926.

Cita MLA (8a ed.)

Hildebrand, Rudolf. Geist. Niemeyer, 1926.