APA (7th ed.) Citation

Loyn, H. R., & Percival, J. (1976). The Reign of Charlemagne: Documents on Carolingian government and administration. St. Martin's Press.

Chicago Style (17th ed.) Citation

Loyn, H. R., and John Percival. The Reign of Charlemagne: Documents on Carolingian Government and Administration. New York: St. Martin's Press, 1976.

MLA (8th ed.) Citation

Loyn, H. R., and John Percival. The Reign of Charlemagne: Documents on Carolingian Government and Administration. St. Martin's Press, 1976.