Cita APA (7a ed.)

Titterton, A. F., & Firth, C. B. (1961). From Waterloo to George VI (9. impression.). Ginn.

Cita Chicago Style (17a ed.)

Titterton, A. F., y Catherine B. Firth. From Waterloo to George VI. 9. impression. London: Ginn, 1961.

Cita MLA (9a ed.)

Titterton, A. F., y Catherine B. Firth. From Waterloo to George VI. 9. impression. Ginn, 1961.