Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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