APA (7. basım) Alıntı
World Health Organization & ebrary, Inc. (2007). Prevention. World Health Organization.
Chicago Style (17. basım) Atıf
World Health Organization ve Inc ebrary. Prevention. Geneva, Switzerland: World Health Organization, 2007.
MLA (9th ed.) Atıf
World Health Organization ve Inc ebrary. Prevention. World Health Organization, 2007.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..