Weir, A. (2005). Queen isabella: Treachery, adultery, and murder in medieval england. Ballantine Books.
Tohutoru Kātū Chicago (17th ed.)Weir, Alison. Queen Isabella: Treachery, Adultery, and Murder in Medieval England. New York: Ballantine Books, 2005.
Tohutoro MLA (9th ed.)Weir, Alison. Queen Isabella: Treachery, Adultery, and Murder in Medieval England. Ballantine Books, 2005.
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