Cita APA (7th ed.)

Painter, S. (2019). William Marshal: Knight-Errant, Baron, and Regent of England. Johns Hopkins University Press.

Cita Chicago (17th ed.)

Painter, Sidney. William Marshal: Knight-Errant, Baron, and Regent of England. Baltimore, Md.: Johns Hopkins University Press, 2019.

Cita MLA (9th ed.)

Painter, Sidney. William Marshal: Knight-Errant, Baron, and Regent of England. Johns Hopkins University Press, 2019.

Atenció: Aquestes cites poden no estar 100% correctes.