Riche, P. (1978). Daily life in the world of Charlemagne. University of Pennsylvania.
Tohutoru Kātū Chicago (17th ed.)Riche, Pierre. Daily Life in the World of Charlemagne. Pennsylvania: University of Pennsylvania, 1978.
Tohutoro MLA (9th ed.)Riche, Pierre. Daily Life in the World of Charlemagne. University of Pennsylvania, 1978.
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