APA (7th ed.) Citation

UNESCO, (USA), U. o. C. S., Programme, U. N. E., Markham, A., Osipova, E., Lafrenz Samuels, K., & Caldas, A. (2016). World Heritage and tourism in a changing climate. UNESCO.

Chicago Style (17th ed.) Citation

UNESCO, Union of Concerned Scientists (USA), United Nations Environment Programme, Adam Markham, Elena Osipova, Kathryn Lafrenz Samuels, and Astrid Caldas. World Heritage and Tourism in a Changing Climate. UNESCO, 2016.

MLA (9th ed.) Citation

UNESCO, et al. World Heritage and Tourism in a Changing Climate. UNESCO, 2016.