U.V Jose and Muhammed Nahar and Vijayakumar S. and Sonia Jose, Balancing Tourism and Environment: The ETM Model. journal = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology. June 2009, vol. 30(6). 1147 - 1152 [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/9758.