APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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