APA (7th ed.) Citation

Eckhart, L. (1929). Der Vierdimensionale Raum. Teubner.

Chicago Style (17th ed.) Citation

Eckhart, Ludwig. Der Vierdimensionale Raum. Leipzig [etc.]: Teubner, 1929.

MLA (9th ed.) Citation

Eckhart, Ludwig. Der Vierdimensionale Raum. Teubner, 1929.

Warning: These citations may not always be 100% accurate.