APA (7th ed.) Citation

Margaret England, Q., Maurer, H., & Cron, B. (2019). The letters of Margaret of Anjou. The Boydell Press.

Chicago Style (17th ed.) Citation

Margaret England, Queen, Helen Maurer, and B.M Cron. The Letters of Margaret of Anjou. Woodbridge: The Boydell Press, 2019.

MLA (9th ed.) Citation

Margaret England, Queen, et al. The Letters of Margaret of Anjou. The Boydell Press, 2019.