Cita APA (7th ed.)
Riche, P. (1978). Daily life in the world of Charlemagne. University of Pennsylvania.
Cita Chicago (17th ed.)
Riche, Pierre. Daily Life in the World of Charlemagne. Pennsylvania: University of Pennsylvania, 1978.
Cita MLA (9th ed.)
Riche, Pierre. Daily Life in the World of Charlemagne. University of Pennsylvania, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.