APA (7th ed.) Citation

Castella, G., & Villiger, J. B. (1966). Papstgeschichte. Stauffacher.

Chicago Style (17th ed.) Citation

Castella, Gaston, and Johann Baptist Villiger. Papstgeschichte. Zürich [u.a.]: Stauffacher, 1966.

MLA (9th ed.) Citation

Castella, Gaston, and Johann Baptist Villiger. Papstgeschichte. Stauffacher, 1966.

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