Cita APA (7th ed.)

(1937). Familie, Sippe, Volk. : Metzner.

Cita Chicago (17th ed.)

Familie, Sippe, Volk. Berlin: : Metzner, 1937.

Cita MLA (8th ed.)

Familie, Sippe, Volk. : Metzner, 1937.

Atenció: Aquestes cites poden no estar 100% correctes.