Cita APA (7th ed.)

Vibert, F. (1991). Britain's constitutional future. The Institute of Economic Affairs.

Cita Chicago (17th ed.)

Vibert, Frank. Britain's Constitutional Future. London: The Institute of Economic Affairs, 1991.

Cita MLA (9th ed.)

Vibert, Frank. Britain's Constitutional Future. The Institute of Economic Affairs, 1991.