Sirisyos Kijmongkolvanich, Siriphong Sirisawat, & Songwut Egwutvongsa. (2024). Creative Thinking: The Development of Lifelong Learning With the Principle of Andragogy for The Elderly Group in Northern Thailand. Educational Administration: Theory and Practice, 30(4), 2403–2413. https://doi.org/10.53555/kuey.v30i4.1162