International Competence Network of Tourism Management, Eisenstein, B., Velvin, J., & Lück, M. (2015). 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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Competence Network of Tourism Management, Bernd Eisenstein, Jan Velvin, و 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.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)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.