Angcorum, P. C. (2013). Curriculum Development on Tracking the Lava, Studying Dipterocarp Forest at Khao Kradong National Park, Buriram Province for Matthayomsuksa 2 Students in the Substance Science Learning Group at the Secondary Educational Service Area Office 32. Journal of MCU Social Science Review, 2(1), 24–41. Retrieved from https://so03.tci-thaijo.org/index.php/jssr/article/view/245248