Weir, A. (2021). Queens of the crusades: England's medieval queens (First US edition.). Ballantine Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWeir, Alison. Queens of the Crusades: England's Medieval Queens. First US edition. New York: Ballantine Books, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWeir, Alison. Queens of the Crusades: England's Medieval Queens. First US edition. Ballantine Books, 2021.
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