Newamat, J. (2023) “The Development of Instructional Model in English for Industrial Trades by Using Task-Based Learning and Group Investigation to Enhance English Competency of Vocational Certificate Students in Kamphaeng Phet Technical College”, Journal for Developing the Social and Community . Bangkok, Thailand, 10(1), pp. 677–694. available at: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/261693 (accessed: 2 September 2026).