APA (7th ed.) Citation

Ferm, V. (1945). An Encyclopedia of Religion. The Philosophical Library.

Chicago Style (17th ed.) Citation

Ferm, Vergilius. An Encyclopedia of Religion. The Philosophical Library, 1945.

MLA (8th ed.) Citation

Ferm, Vergilius. An Encyclopedia of Religion. The Philosophical Library, 1945.

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