Hänvisningar gällande denna post
APA-referensWorld Tourism Organization, International Union for Conservation of Nature and Natural Resources, United Nations Environment Programme. Industry and Environment. Programme Activity Centre [väliaikainen hakumuoto], McNeely, J., Thorsell, J. W., & Ceballos-Lascuráin, H. (1992). Guidelines: Development of national parks and protected areas for tourism. World Tourism Organization : United Nations Environment Programme, Terrestrial Ecosystems Branch, Industry and Environment Programme Activity Centre.
Chicago-stil citatWorld Tourism Organization, International Union for Conservation of Nature and Natural Resources, United Nations Environment Programme. Industry and Environment. Programme Activity Centre [väliaikainen hakumuoto], Jeffrey McNeely, James W. Thorsell, och Héctor Ceballos-Lascuráin. Guidelines: Development of National Parks and Protected Areas for Tourism. Madrid ; Paris: World Tourism Organization : United Nations Environment Programme, Terrestrial Ecosystems Branch, Industry and Environment Programme Activity Centre, 1992.
MLA-referensWorld Tourism Organization, et al. Guidelines: Development of National Parks and Protected Areas for Tourism. World Tourism Organization : United Nations Environment Programme, Terrestrial Ecosystems Branch, Industry and Environment Programme Activity Centre, 1992.
Harvard-stil citatWorld Tourism Organization, International Union for Conservation of Nature and Natural Resources, United Nations Environment Programme. Industry and Environment. Programme Activity Centre [väliaikainen hakumuoto], McNeely, J., Thorsell, J. W. & Ceballos-Lascuráin, H. 1992. Guidelines: Development of national parks and protected areas for tourism. Madrid ; Paris: World Tourism Organization : United Nations Environment Programme, Terrestrial Ecosystems Branch, Industry and Environment Programme Activity Centre.
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