Cita APA (7th ed.)

Acton, F. B. E. E. D., & Himmelfarb, G. (1956). Essays on Freedom and Power. Thames & Hudson.

Cita Chicago (17th ed.)

Acton, First Baron Emerich E. D., i Gertrude Himmelfarb. Essays on Freedom and Power. London: Thames & Hudson, 1956.

Cita MLA (8th ed.)

Acton, First Baron Emerich E. D., i Gertrude Himmelfarb. Essays on Freedom and Power. Thames & Hudson, 1956.