Cita APA (7th ed.)

Diederichs, E. (1920). Politik des Geistes: Eugen Diederichs (1.-3. Tsd.). : Diederichs.

Cita Chicago (17th ed.)

Diederichs, Eugen. Politik Des Geistes: Eugen Diederichs. 1.-3. Tsd. Jena: : Diederichs, 1920.

Cita MLA (8th ed.)

Diederichs, Eugen. Politik Des Geistes: Eugen Diederichs. 1.-3. Tsd. : Diederichs, 1920.