Sudthijek, S. (2019) “The Strategy Development Administration Ecotourism Strategic Plan of National Hinnamno in Context of Word Natural Heritage”, Journal for Developing the Social and Community . Bangkok, Thailand, 6(1), pp. 239–252. available at: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/211456 (accessed: 3 October 2026).