Williams, A. M., & Shaw, G. (1998). Tourism and economic development: European experiences (3rd ed.). Wiley.
Chicago-viite (17. p.)Williams, Allan M., ja Gareth Shaw. Tourism and Economic Development: European Experiences. 3rd ed. Chichester, N. Y: Wiley, 1998.
MLA-viite (9. p.)Williams, Allan M., ja Gareth Shaw. Tourism and Economic Development: European Experiences. 3rd ed. Wiley, 1998.
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