Cita APA (7a ed.)

Robert, P. (1990). Commentary. Crime and criminal policy in Europe, 199-202.

Cita Chicago Style (17a ed.)

Robert, Philippe. "Commentary." Crime and Criminal Policy in Europe 1990: 199-202.

Cita MLA (9a ed.)

Robert, Philippe. "Commentary." Crime and Criminal Policy in Europe, 1990, pp. 199-202.