Cita APA (7a ed.)

Waal, H. (1999). Construction of national drug treatment and harm reduction policy: Norway. Current and future drug policy studies in Europe, 225-262.

Cita Chicago Style (17a ed.)

Waal, Helge. "Construction of National Drug Treatment and Harm Reduction Policy: Norway." Current and Future Drug Policy Studies in Europe 1999: 225-262.

Cita MLA (9a ed.)

Waal, Helge. "Construction of National Drug Treatment and Harm Reduction Policy: Norway." Current and Future Drug Policy Studies in Europe, 1999, pp. 225-262.