Cita APA (7a ed.)

Sellin, T. (1957). The Protective code: A Swedish proposal. Department of Justice.

Cita Chicago Style (17a ed.)

Sellin, Thorsten. The Protective Code: A Swedish Proposal. Stockholm: Department of Justice, 1957.

Cita MLA (9a ed.)

Sellin, Thorsten. The Protective Code: A Swedish Proposal. Department of Justice, 1957.