Panprom, T., Rawang, W., Supapongpichate, R., & Pichayapaiboon, P. (2015). A Strategy of Environmental Education for Participatory Management in Tham Phet-Tham Thong Forest Park, Nakhon Sawan Province. Kasetsart Journal of Social Sciences, 36(2), 335–346. Retrieved from https://so04.tci-thaijo.org/index.php/kjss/article/view/243318