Cita APA (7a ed.)

Schweden Kriminalvårdsstyrelsen & Ekström, O. (1999). Drug misuse and countermeasures in the Swedish prison and probation system during 1998. Kriminalvårdsstyrelsen.

Cita Chicago Style (17a ed.)

Schweden Kriminalvårdsstyrelsen y Olle Ekström. Drug Misuse and Countermeasures in the Swedish Prison and Probation System During 1998. Norrköping: Kriminalvårdsstyrelsen, 1999.

Cita MLA (9a ed.)

Schweden Kriminalvårdsstyrelsen y Olle Ekström. Drug Misuse and Countermeasures in the Swedish Prison and Probation System During 1998. Kriminalvårdsstyrelsen, 1999.