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.
शिकागो स्टाइल उद्धरणHartley Ballestero, Marjorie, और 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.
एमएलए उद्धरणHartley Ballestero, Marjorie, और 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.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.