Cita APA (7th ed.)

Sisam, K. (1965). The Structure of Beowulf. Clarendon Press.

Cita Chicago (17th ed.)

Sisam, Kenneth. The Structure of Beowulf. Oxford: Clarendon Press, 1965.

Cita MLA (9th ed.)

Sisam, Kenneth. The Structure of Beowulf. Clarendon Press, 1965.