Cita APA (7th ed.)

Spufford, P. (1967). Origins of the English Parliament (C-1.). Longmans.

Cita Chicago (17th ed.)

Spufford, Peter. Origins of the English Parliament. C-1. London: Longmans, 1967.

Cita MLA (9th ed.)

Spufford, Peter. Origins of the English Parliament. C-1. Longmans, 1967.