Hudman, L. E., & Jackson, R. H. (2003). Geography of travel and tourism (4th ed.). Thomson Learning.
Chicago Style (17. basım) AtıfHudman, Lloyd E., ve Richard H. Jackson. Geography of Travel and Tourism. 4th ed. Clifton Park, NY: Thomson Learning, 2003.
MLA (8th ed.) AtıfHudman, Lloyd E., ve Richard H. Jackson. Geography of Travel and Tourism. 4th ed. Thomson Learning, 2003.
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