World Health Organization. (2011). Ensuring balance in national policies on control substances: Guidelines for availability and accessibility of controlled medicines. World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization. Ensuring Balance in National Policies on Control Substances: Guidelines for Availability and Accessibility of Controlled Medicines. Geneva, Switzerland: World Health Organization, 2011.
MLA-referens (8:e uppl.)World Health Organization. Ensuring Balance in National Policies on Control Substances: Guidelines for Availability and Accessibility of Controlled Medicines. World Health Organization, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.