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International Competence Network of Tourism Management, Bernd Eisenstein, Jan Velvin, and Michael Lück. The Social Side of Tourism: The Interface Between Tourism, Society, and the Environment : Answers to Global Questions from the International Competence Network of Tourism Research and Education (ICNT). Frankfurt am Main, [Germany]: PL Academic Research, 2015.

International Competence Network of Tourism Management, et al. The Social Side of Tourism: The Interface Between Tourism, Society, and the Environment : Answers to Global Questions from the International Competence Network of Tourism Research and Education (ICNT). PL Academic Research, 2015.