1. Aref, F., & Ma'rof, R. (2008). Barriers to community participation toward tourism development in Shiraz, Iran. Pakistan Journal of Social Sciences, 5(9), 936-940.
2. Ba, L. H. (2009). Ecotourism. Ho Chi Minh City National University Publishing House.
3. Bhattacharya, D., Sarkar, R., & Choudhury, B. (2012). Irresponsible ecotourism practices flanking the best national park in India: A multivariate analysis. SIT Journal of Management, 1(1), 1-27.
4. Boo, E. (1991). Making ecotourism sustainable: Recommendations for planning, development, and management. Nature tourism: Managing for the environment, 187-199.
5. Bramwell, B., & Sharman, A. (2002). Approaches to sustainable tourism planning and community participation: the case of the Hope Valley. In Tourism and sustainable community development. Routledge, 35-53.