Cita APA (7a ed.)

Joubert, C. (1994). Undercover Policing - A Comparative Study. European journal of crime, criminal law and criminal justice, 2(1), 18-38.

Cita Chicago Style (17a ed.)

Joubert, Ch. "Undercover Policing - A Comparative Study." European Journal of Crime, Criminal Law and Criminal Justice 2, no. 1 (1994): 18-38.

Cita MLA (9a ed.)

Joubert, Ch. "Undercover Policing - A Comparative Study." European Journal of Crime, Criminal Law and Criminal Justice, vol. 2, no. 1, 1994, pp. 18-38.