APA (7th ed.) Citation

Vatican Council Basilica di San Pietro in Vaticano & Abbott, W. M. (1966). The documents of Vatican II. Guild Press.

Chicago Style (17th ed.) Citation

Vatican Council Basilica di San Pietro in Vaticano and Walter M. Abbott. The Documents of Vatican II. New York: Guild Press, 1966.

MLA (9th ed.) Citation

Vatican Council Basilica di San Pietro in Vaticano and Walter M. Abbott. The Documents of Vatican II. Guild Press, 1966.