Cita APA (7th ed.)

Butler,David E. (1974). Edward the 7th/David E.Butler (7th ed.). Futura Publications.

Cita Chicago (17th ed.)

Butler,David E. Edward the 7th/David E.Butler. 7th ed. London: Futura Publications, 1974.

Cita MLA (9th ed.)

Butler,David E. Edward the 7th/David E.Butler. 7th ed. Futura Publications, 1974.