APA (7e ed.) Bronvermelding

(2011). Ensuring balance in national policies on controlled substances: Guidance for availability and accessibility of controlled medicines. World Health Organization.

Chicago (17e ed.) Bronvermelding

Ensuring Balance in National Policies on Controlled Substances: Guidance for Availability and Accessibility of Controlled Medicines. Geneva: World Health Organization, 2011.

MLA (8e ed.) Bronvermelding

Ensuring Balance in National Policies on Controlled Substances: Guidance for Availability and Accessibility of Controlled Medicines. World Health Organization, 2011.