APA (7. basım) Alıntı
World Health Organization & ebrary, Inc. (2008). Older persons in emergencies: An active ageing perspective. World Health Organization.
Chicago Style (17. basım) Atıf
World Health Organization ve Inc ebrary. Older Persons in Emergencies: An Active Ageing Perspective. Albany, N.Y.: World Health Organization, 2008.
MLA (9th ed.) Atıf
World Health Organization ve Inc ebrary. Older Persons in Emergencies: An Active Ageing Perspective. World Health Organization, 2008.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..