Thummakul, Doungnetre, and Pimkhun Gawglaun. “CRYSTAL-BASED LEARNING AND SELF-REGULATION: PROCESS AND EXPECTED RESULTS”. JOURNAL OF THE POLICE NURSES 12, no. 2 (December 27, 2020): 479–487. Accessed April 26, 2024. https://he01.tci-thaijo.org/index.php/policenurse/article/view/240932.