APA (7th ed.) Citation

Bruce, M. L. (1986). The usurper king: Henry of Bolingbroke, 1366 - 99. Rubicon Press.

Chicago Style (17th ed.) Citation

Bruce, Marie L. The Usurper King: Henry of Bolingbroke, 1366 - 99. London: Rubicon Press, 1986.

MLA (9th ed.) Citation

Bruce, Marie L. The Usurper King: Henry of Bolingbroke, 1366 - 99. Rubicon Press, 1986.