APA način citiranja (7. izdanje)
World Health Organization & ebrary, Inc. (2010). International travel and health. World Health Organization.
Čikaški stil citiranja (17. izdanje)
World Health Organization i Inc ebrary. International Travel and Health. Geneva: World Health Organization, 2010.
MLA način citiranja (9. izdanje)
World Health Organization i Inc ebrary. International Travel and Health. World Health Organization, 2010.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.