Tohutoro APA (7th ed.)

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

Tohutoru Kātū Chicago (17th ed.)

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

Tohutoro MLA (9th ed.)

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