Congress on the Prevention of Crime and the Treatment of Offenders 8 1990, Havanna, Vereinte Nationen, & Congress on the Prevention of Crime and the Treatment of Offenders. (1991). Eighth United Nations Congress on the Prevention of Crime and the Treatment of Offenders: Havanna, 27 August - 7 September 1990. United Nations.
Cita Chicago Style (17a ed.)Congress on the Prevention of Crime and the Treatment of Offenders 8 1990, Havanna, Vereinte Nationen, y Congress on the Prevention of Crime and the Treatment of Offenders. Eighth United Nations Congress on the Prevention of Crime and the Treatment of Offenders: Havanna, 27 August - 7 September 1990. New York: United Nations, 1991.
Cita MLA (8a ed.)Congress on the Prevention of Crime and the Treatment of Offenders 8 1990, Havanna, et al. Eighth United Nations Congress on the Prevention of Crime and the Treatment of Offenders: Havanna, 27 August - 7 September 1990. United Nations, 1991.