APA ציטוט

World Health Organization. (2005). International travel and health: Situation as on 1 January 2005. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. International Travel and Health: Situation as on 1 January 2005. Geneva: World Health Organization, 2005.

ציטוט MLA

World Health Organization. International Travel and Health: Situation as on 1 January 2005. World Health Organization, 2005.