APA (7th ed.) Citation

Zahnen, N. (1941). Ethica seu Philosophia moralis: Fundata in operibus P. Victoris Cathrein, S.J. Seminario Central Brasiliae Meridionalis [etc.].

Chicago Style (17th ed.) Citation

Zahnen, Norberto. Ethica Seu Philosophia Moralis: Fundata in Operibus P. Victoris Cathrein, S.J. Sao Leopoldo: Seminario Central Brasiliae Meridionalis [etc.], 1941.

MLA (9th ed.) Citation

Zahnen, Norberto. Ethica Seu Philosophia Moralis: Fundata in Operibus P. Victoris Cathrein, S.J. Seminario Central Brasiliae Meridionalis [etc.], 1941.

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