APA (7th ed.) Citation

Riche, P. (1978). Daily life in the world of Charlemagne. University of Pennsylvania.

Chicago Style (17th ed.) Citation

Riche, Pierre. Daily Life in the World of Charlemagne. Pennsylvania: University of Pennsylvania, 1978.

MLA (9th ed.) Citation

Riche, Pierre. Daily Life in the World of Charlemagne. University of Pennsylvania, 1978.