McIntyre, G., Hetherington, A., & Inskeep, E. (1993). Sustainable tourism development: Guide for local planners. World Tourism Organization.
Citace podle Chicago (17th ed.)McIntyre, George, Arlene Hetherington, a Edward Inskeep. Sustainable Tourism Development: Guide for Local Planners. Madrid, Spain: World Tourism Organization, 1993.
Citace podle MLA (9th ed.)McIntyre, George, et al. Sustainable Tourism Development: Guide for Local Planners. World Tourism Organization, 1993.
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