APA (7th ed.) Citation

Claassen, J. (1893). Was ist Wahrheit? Bertelsmann.

Chicago Style (17th ed.) Citation

Claassen, Johannes. Was Ist Wahrheit? Gütersloh: Bertelsmann, 1893.

MLA (9th ed.) Citation

Claassen, Johannes. Was Ist Wahrheit? Bertelsmann, 1893.

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