World Health Organization. Noncommunicable Disease and Mental Health Cluster. (2002). SEX-RAR Guide. World Health Organization.
Cita Chicago (17th ed.)World Health Organization. Noncommunicable Disease and Mental Health Cluster. SEX-RAR Guide. Geneva: World Health Organization, 2002.
Cita MLA (8th ed.)World Health Organization. Noncommunicable Disease and Mental Health Cluster. SEX-RAR Guide. World Health Organization, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.