Cita APA (7a ed.)

University of Strathclyde Addiction Research Group & Hammersley, R. (1990). Heroin use and crime: A comparison of heroin users and non-users in and out of prison. Scottish Office.

Cita Chicago Style (17a ed.)

University of Strathclyde Addiction Research Group y Richard Hammersley. Heroin Use and Crime: A Comparison of Heroin Users and Non-users in and Out of Prison. Edinburgh: Scottish Office, 1990.

Cita MLA (9a ed.)

University of Strathclyde Addiction Research Group y Richard Hammersley. Heroin Use and Crime: A Comparison of Heroin Users and Non-users in and Out of Prison. Scottish Office, 1990.