Cita APA (7th ed.)

(1964). Vier Erbauliche Reden 1844. Eugen Diederichs.

Cita Chicago (17th ed.)

Vier Erbauliche Reden 1844. Düsseldorf: Eugen Diederichs, 1964.

Cita MLA (9th ed.)

Vier Erbauliche Reden 1844. Eugen Diederichs, 1964.