APA (7th ed.) Citation

Fuhrmann, H., & Jasper, D. (2001). Papal letters in the Early Middle Ages. Catholic University of America Press.

Chicago Style (17th ed.) Citation

Fuhrmann, Horst, and Detlev Jasper. Papal Letters in the Early Middle Ages. Washington, D.C.: Catholic University of America Press, 2001.

MLA (8th ed.) Citation

Fuhrmann, Horst, and Detlev Jasper. Papal Letters in the Early Middle Ages. Catholic University of America Press, 2001.