Simpson, P., Pawabudtra , C. and Duangchatom , S. (2024) “The Development of Informal Education of Opportunity Foundation, Nangrong District, Buriram Province”, Research Community and Social Development Journal. Nakhon Ratchasima, Thailand, 18(1), pp. 1–20. doi: 10.14456/nrru-rdi.2024.1.