World Health Organization. (2005). Preventing chronic diseases: Vital investment. World Health Organization.
Chicago-Zitierstil (17. Ausg.)World Health Organization. Preventing Chronic Diseases: Vital Investment. Geneva: World Health Organization, 2005.
MLA-Zitierstil (9. Ausg.)World Health Organization. Preventing Chronic Diseases: Vital Investment. World Health Organization, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.