APA-Zitierstil (7. Ausg.)

(1991). The letters of Pelagius and his followers (1. publ.). Boydell Press.

Chicago-Zitierstil (17. Ausg.)

The Letters of Pelagius and His Followers. 1. publ. Woodbridge: Boydell Press, 1991.

MLA-Zitierstil (9. Ausg.)

The Letters of Pelagius and His Followers. 1. publ. Boydell Press, 1991.