Cita APA (7th ed.)

Clemen, w. (1963). Chaucer's Early Poetry. Methuen.

Cita Chicago (17th ed.)

Clemen, wolfgang. Chaucer's Early Poetry. London: Methuen, 1963.

Cita MLA (9th ed.)

Clemen, wolfgang. Chaucer's Early Poetry. Methuen, 1963.