APA (7th ed.) Citation

Hansen, J. (1898). Versuche über Stallmist-Behandlung. Unger.

Chicago Style (17th ed.) Citation

Hansen, Johannes. Versuche über Stallmist-Behandlung. Berlin: Unger, 1898.

MLA (9th ed.) Citation

Hansen, Johannes. Versuche über Stallmist-Behandlung. Unger, 1898.

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