Cita APA (7a ed.)

Ludendorff, M. (1954). The origin and nature of the soul. Hohe Warte.

Cita Chicago Style (17a ed.)

Ludendorff, Mathilde. The Origin and Nature of the Soul. Pähl: Hohe Warte, 1954.

Cita MLA (9a ed.)

Ludendorff, Mathilde. The Origin and Nature of the Soul. Hohe Warte, 1954.