Hartley Ballestero, M., & Hartley Ballestero, R. (2021). Valuation of the ecosystem services of recreation and tourism: A mechanism for the sustainable development of Forest Reserve Greece, Costa Rica.
Chicago-tyylinen lähdeviittausHartley Ballestero, Marjorie, ja Rocío Hartley Ballestero. Valuation of the Ecosystem Services of Recreation and Tourism: A Mechanism for the Sustainable Development of Forest Reserve Greece, Costa Rica. 2021.
MLA-viiteHartley Ballestero, Marjorie, ja Rocío Hartley Ballestero. Valuation of the Ecosystem Services of Recreation and Tourism: A Mechanism for the Sustainable Development of Forest Reserve Greece, Costa Rica. 2021.
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