(2002). International travel and health situation as on 1 January 2002. World Health Organization.
Chicago Style (17th ed.) CitationInternational Travel and Health Situation as on 1 January 2002. Geneva: World Health Organization, 2002.
MLA (9th ed.) CitationInternational Travel and Health Situation as on 1 January 2002. World Health Organization, 2002.
Warning: These citations may not always be 100% accurate.