APA-Zitierstil (7. Ausg.)

Norberg, D. (1982). Critical and exegetical notes on the Letters of St. Gregory the Great. Almqvist & Wiksell.

Chicago-Zitierstil (17. Ausg.)

Norberg, Dag. Critical and Exegetical Notes on the Letters of St. Gregory the Great. Stockholm: Almqvist & Wiksell, 1982.

MLA-Zitierstil (9. Ausg.)

Norberg, Dag. Critical and Exegetical Notes on the Letters of St. Gregory the Great. Almqvist & Wiksell, 1982.