Cita APA (7th ed.)
Foot, S. (2011). Æthelstan: The first king of England. Yale University Press.
Cita Chicago (17th ed.)
Foot, Sarah. Æthelstan: The First King of England. New Haven: Yale University Press, 2011.
Cita MLA (9th ed.)
Foot, Sarah. Æthelstan: The First King of England. Yale University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.