León González, C. J.; González, M. & Araña Padilla, J. (2005). Valuation of tourism environmental attributes in the Canary Islands. Tourism, v. 53, p. 163-173.
León González, C. J.; González, M. & Araña Padilla, J. (2005). Valuation of tourism environmental attributes in the Canary Islands. Tourism, v. 53, p. 163-173.