References
- Ballantyne, R., & Packer, J. (Eds.). (2013). International handbook on ecotourism. Cheltenham: Edward Elgar Books, 520pp.
- Beaumont, N. (2011). The third criterion of ecotourism: Are ecotourists more concerned with sustainability than other tourists? The Journal of Ecotourism, 10(2), 135–148. doi: 10.1080/14724049.2011.555554
- Buckley, R. (1994). A framework for ecotourism. Annals of Tourism Research, 21, 661–665. doi: 10.1016/0160-7383(94)90126-0
- Buckley, R. (2003). Case studies in ecotourism. Wallingford: CABI.
- Buckley, R. (ed.). (2009). Ecotourism: Principles and practices. Wallingford: CABI.
- Buckley, R. C. (2013). Defining ecotourism: Consensus on core, disagreement on detail. In R. Ballantyne & J. Packer (Eds.), International handbook on ecotourism (pp. 9–14). Cheltenham: Edward Elgar Publishing.
- Buultjens, J., Ratanayake, I., Gnanapala, A., & Aslam, M. (2005). Tourism and its implications for management in Ruhuna National Park (Yala) Sri Lanka. Tourism Management, 26, 733–742. doi: 10.1016/j.tourman.2004.03.014
- CALM. (n.d.). The South-West nature tourism industry handbook. Perth: Department of Conservation and Land Management.
- Ceballos-Lascurain, H. (1996). Tourism, ecotourism and protected areas. Gland: International Union for the Conservation of Nature and Natural Resources.
- Dobson, J. (2008). Shark! A new frontier in tourist demand for marine wildlife. In J. Higham & M. Luck (Eds.), Marine wildlife and tourism management (pp. 49–65). Wallingford: CABI.
- Donohoe, H. M., & Needham, R. D. (2006). Ecotourism: The evolving contemporary definition. Journal of Ecotourism, 5(3), 192–210. doi: 10.2167/joe152.0
- Fennell, D. (2001). A content analysis of ecotourism definitions. Current Issues in Tourism, 4, 403–421. doi: 10.1080/13683500108667896
- Fennell, D. (2002). Ecotourism: Where we've been; where we're going. Journal of Ecotourism, 1, 1–16. doi: 10.1080/14724040208668108
- Fennell, D. (2008). Ecotourism (3rd ed.). Abingdon: Routledge.
- Newsome, D., Moore, S., & Dowling, R. (2013). Natural area tourism: Ecology, impacts and management (2nd ed.). Clevedon: Channel View.
- Newsome, D., & Rodger, K. (2013a). Wildlife tourism. In A. Holden & D. Fennell (Eds.), A handbook of tourism and the environment (pp. 345–358). London: Routledge.
- Newsome, D., & Rodger, K. (2013b). Feeding of wildlife: An acceptable practice in ecotourism? In R. Ballantyne & J. Packer (Eds.), International handbook on ecotourism (pp. 436–451). Cheltenham, UK: Edward Elgar Books. doi: 10.4337/9780857939975.00041
- Page, S., & Dowling, R. K. (2002). Ecotourism. London: Pearson Education.
- Sri Lanka Ecotourism Foundation. (2013). Vision, mission and goals of Sri Lanka Ecotourism Foundation 1998–2012. Retrieved January 2014, from http://www.ecotourismsrilanka.net/index.php?p=about
- Wearing, S. L., & Neil, J. (2009). Ecotourism: Impacts, potential and possibilities (2nd ed.). Oxford: Butterworth-Heinemann.
- Weaver, D. B. (2005). Comprehensive and minimalist dimensions of ecotourism. Annals of Tourism Research, 32(2), 439–455. doi: 10.1016/j.annals.2004.08.003
- Weaver, D. B. (2008). Ecotourism (2nd Ed.). Milton: Wiley Australia.