Cita APA (7a ed.)

Longford, F. P. (1961). The idea of punishment. Chapman.

Cita Chicago Style (17a ed.)

Longford, Frank Pakenham. The Idea of Punishment. London: Chapman, 1961.

Cita MLA (9a ed.)

Longford, Frank Pakenham. The Idea of Punishment. Chapman, 1961.