APA (7th ed.) Citation

Thommen, R., & Schmitz-Kallenberg, L. (1913). Urkundenlehre. B.G. Teubner.

Chicago Style (17th ed.) Citation

Thommen, Rudolf, and Ludwig Schmitz-Kallenberg. Urkundenlehre. Leipzig: B.G. Teubner, 1913.

MLA (8th ed.) Citation

Thommen, Rudolf, and Ludwig Schmitz-Kallenberg. Urkundenlehre. B.G. Teubner, 1913.