APA (7th ed.) Citation

Crathorn, Kraus, J., & Johannes Canonicus. (1937). Quaestiones de universalibus. Aschendorff.

Chicago Style (17th ed.) Citation

Crathorn, Johannes Kraus, and Johannes Canonicus. Quaestiones De Universalibus. Monasterii: Aschendorff, 1937.

MLA (9th ed.) Citation

Crathorn, et al. Quaestiones De Universalibus. Aschendorff, 1937.