จองแดง น, ปฐมอารีย์ ว. Development of Poster as Learning Media for Biology Course on Life and Environment Subject in Small Ecosystem Topic for Grade 12 Students of Sanpatong Wittayakom School, Chiang Mai. Prog Appl Sci Tech. [Internet]. 2018 Jun. 30 [cited 2024 May 18];8(1):165-72. Available from: https://ph02.tci-thaijo.org/index.php/past/article/view/243055