Cita APA (7th ed.)

Clark, G. N. S. (1971). English history: A survey. Clarendon Press.

Cita Chicago (17th ed.)

Clark, George Norman Sir. English History: A Survey. Oxford: Clarendon Press, 1971.

Cita MLA (9th ed.)

Clark, George Norman Sir. English History: A Survey. Clarendon Press, 1971.