Cita APA (7a ed.)

Nicolson, H. G. (1961). The Congress of Vienna: A study in allied unity, 1812-1822. Methuen.

Cita Chicago Style (17a ed.)

Nicolson, Harold George. The Congress of Vienna: A Study in Allied Unity, 1812-1822. London: Methuen, 1961.

Cita MLA (9a ed.)

Nicolson, Harold George. The Congress of Vienna: A Study in Allied Unity, 1812-1822. Methuen, 1961.