NEWAMAT, J. 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, v. 10, n. 1, p. 677–694, 2023. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/261693. Acesso em: 2 sep. 2026.