Cita APA (7th ed.)
Sayers, D. L. (1957). The song of Roland. Penguin.
Cita Chicago (17th ed.)
Sayers, Dorothy L. The Song of Roland. New York: Penguin, 1957.
Cita MLA (9th ed.)
Sayers, Dorothy L. The Song of Roland. Penguin, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.