Cita APA (7a ed.)

Robertson, G. (1979). Obscenity: An account of censorhip laws and their enforcement in England and Wales. Weidenfeld and Nicolson.

Cita Chicago Style (17a ed.)

Robertson, Geoffrey. Obscenity: An Account of Censorhip Laws and Their Enforcement in England and Wales. London: Weidenfeld and Nicolson, 1979.

Cita MLA (8a ed.)

Robertson, Geoffrey. Obscenity: An Account of Censorhip Laws and Their Enforcement in England and Wales. Weidenfeld and Nicolson, 1979.