APA (7. basım) Alıntı

World Health Organization. (2000). Healthy ageing development. World Health Organization.

Chicago Style (17. basım) Atıf

World Health Organization. Healthy Ageing Development. Geneva: World Health Organization, 2000.

MLA (8th ed.) Atıf

World Health Organization. Healthy Ageing Development. World Health Organization, 2000.