Himmelfarb, G. (1952). Lord Acton: A study in conscience and politics. Routledge & Paul.
Cita Chicago (17th ed.)Himmelfarb, Gertrude. Lord Acton: A Study in Conscience and Politics. London: Routledge & Paul, 1952.
Cita MLA (9th ed.)Himmelfarb, Gertrude. Lord Acton: A Study in Conscience and Politics. Routledge & Paul, 1952.
Atenció: Aquestes cites poden no estar 100% correctes.