Sisam, K. (1965). The Structure of Beowulf. Clarendon Press.
Chicago-čujuhus (17. p.)Sisam, Kenneth. The Structure of Beowulf. Oxford: Clarendon Press, 1965.
MLA-čujuhus (9. p.)Sisam, Kenneth. The Structure of Beowulf. Clarendon Press, 1965.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.