References
- Jafari, J. (Ed.). (2000). Encyclopedia of tourism. London: Routledge.
- Jafari, J., & Xiao, H. (Eds.). (2016). Encyclopedia of Tourism. New York, NY: Springer.
- Nepal, S.K., & Chipeniuk, R. (2005). Mountain tourism: Toward a conceptual framework. Tourism Geographies, 7(3), 313–333.
- Weaver, D. (Ed.). (2003). The encyclopedia of ecotourism. Wallingford: CABI.