APA (7th ed.) Citation

Weltgesundheitsorganisation & Weltgesundheitsorganisation. (2011). Ensuring balance in national policies on controlled substances: Guidance for availability and accessibility of controlled medicines ; access to controlled medications programme. World Health Organization.

Chicago Style (17th ed.) Citation

Weltgesundheitsorganisation and Weltgesundheitsorganisation. Ensuring Balance in National Policies on Controlled Substances: Guidance for Availability and Accessibility of Controlled Medicines ; Access to Controlled Medications Programme. Geneve: World Health Organization, 2011.

MLA (9th ed.) Citation

Weltgesundheitsorganisation and Weltgesundheitsorganisation. Ensuring Balance in National Policies on Controlled Substances: Guidance for Availability and Accessibility of Controlled Medicines ; Access to Controlled Medications Programme. World Health Organization, 2011.