Kristoffersen, R. (2014). Correctional Statistics of Denmark, Finland, Iceland, Norway and Sweden. Correctional statistics of Denmark, Finland, Iceland, Norway and Sweden.
Chicago-Zitierstil (17. Ausg.)Kristoffersen, Ragnar. "Correctional Statistics of Denmark, Finland, Iceland, Norway and Sweden." Correctional Statistics of Denmark, Finland, Iceland, Norway and Sweden 2014.
MLA-Zitierstil (8. Ausg.)Kristoffersen, Ragnar. "Correctional Statistics of Denmark, Finland, Iceland, Norway and Sweden." Correctional Statistics of Denmark, Finland, Iceland, Norway and Sweden, 2014.
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