Tolong jelaskan mengenai Catatan dari Ermengarda dari Narbonne

Cite bookTitleErmengard of Narbonne and the World of the TroubadoursLast nameCheyetteFirst nameFredric L.PublisherCornell University PressYear of publication2001RefharvAuthors listCheyette

Jacqueline Caille, Medieval Narbonne: A City at the Heart of the Troubadour World, Ashgate, Variorum Collected Studies Series, 2005.