Rojanasang C, Thaklong N, Dansirisuk W. Project-based Learning to Create Environmentally Literate Citizens through the Course on Population and Environment. J Roi Et [internet]. 2024 Aug. 30 [cited 2026 Sep. 4];18(2):233-44. available from: https://so03.tci-thaijo.org/index.php/reru/article/view/275532