APA (7th ed.) Citation

Isoyahb <Catholicus, I. (1955). Liber epistularum. Durbecq.

Chicago Style (17th ed.) Citation

Isoyahb <Catholicus, III.>. Liber Epistularum. Louvain: Durbecq, 1955.

MLA (8th ed.) Citation

Isoyahb <Catholicus, III.>. Liber Epistularum. Durbecq, 1955.

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