APA (7th ed.) Citation

Davies, M. Apologia pro Marcel Lefebvre. Priesterbruderschaft St. Pius X.

Chicago Style (17th ed.) Citation

Davies, Michael. Apologia Pro Marcel Lefebvre. S.l: Priesterbruderschaft St. Pius X.

MLA (9th ed.) Citation

Davies, Michael. Apologia Pro Marcel Lefebvre. Priesterbruderschaft St. Pius X.

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