APA (7th ed.) Citation

Krebs, A. (1968). Der Weg in die Freiheit. [Privately published].

Chicago Style (17th ed.) Citation

Krebs, Albert. Der Weg in Die Freiheit. Kassel: [Privately published], 1968.

MLA (8th ed.) Citation

Krebs, Albert. Der Weg in Die Freiheit. [Privately published], 1968.