Cita APA (7a ed.)

Walmsley, R. (2006). European Imprisonment Levels 1995-2005. International key issues in crime prevention and criminal justice., 158-167.

Cita Chicago Style (17a ed.)

Walmsley, Roy. "European Imprisonment Levels 1995-2005." International Key Issues in Crime Prevention and Criminal Justice. 2006: 158-167.

Cita MLA (9a ed.)

Walmsley, Roy. "European Imprisonment Levels 1995-2005." International Key Issues in Crime Prevention and Criminal Justice., 2006, pp. 158-167.