APA (7th ed.) Citation

Sisam, K. (1921). Fourteenth century verse and prose. Clarendon Press.

Chicago Style (17th ed.) Citation

Sisam, Kenneth. Fourteenth Century Verse and Prose. Oxford: Clarendon Press, 1921.

MLA (9th ed.) Citation

Sisam, Kenneth. Fourteenth Century Verse and Prose. Clarendon Press, 1921.