APA (7th ed.) Citation

Albert, M., & Filthaut, E. (1974). De natura boni. Aschendorff.

Chicago Style (17th ed.) Citation

Albert, Magne, and Ephrem Filthaut. De Natura Boni. Monasterii Westfalorum: Aschendorff, 1974.

MLA (9th ed.) Citation

Albert, Magne, and Ephrem Filthaut. De Natura Boni. Aschendorff, 1974.

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