World Health Organization. (2009). Application of epidemiological principles for Public health action. World Health Organization.
Chicago-Zitierstil (17. Ausg.)World Health Organization. Application of Epidemiological Principles for Public Health Action. New Delhi: World Health Organization, 2009.
MLA-Zitierstil (8. Ausg.)World Health Organization. Application of Epidemiological Principles for Public Health Action. World Health Organization, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.