Williams, E. (1965). A documentary history of England. Penguin.
Chicago Style (17th ed.) ZitazioaWilliams, E.N. A Documentary History of England. Harmondsworth: Penguin, 1965.
MLA (9th ed.) ZitazioaWilliams, E.N. A Documentary History of England. Penguin, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.