APA
World Health Organization. Noncommunicable Diseases and Mental Health Cluster. Ageing and Life Course, . (2002). Impact of AIDS on older people in Africa : Zimbabwe case study. Geneva: World Health Organization.
Chicago
World Health Organization. Noncommunicable Diseases and Mental Health Cluster. Ageing and Life Course, . 2002. Impact of AIDS on older people in Africa : Zimbabwe case study. Geneva: World Health Organization.
Harvard
World Health Organization. Noncommunicable Diseases and Mental Health Cluster. Ageing and Life Course, . (2002). Impact of AIDS on older people in Africa : Zimbabwe case study. Geneva: World Health Organization.
MLA
World Health Organization. Noncommunicable Diseases and Mental Health Cluster. Ageing and Life Course, . Impact of AIDS on older people in Africa : Zimbabwe case study. Geneva: World Health Organization. 2002.