ขำยัง ค. (2020) “The development of instructional package by using project-based learning on Flashing circuit for developing electronics skills”, Vocational Education Central Region Journal, 4(2), pp. 55–61. Available at: https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/246269 (Accessed: 27 April 2024).