Mei Heong Y, Nuraffefa Hamdan, Saiful Hadi Masran, et al. Needs Analysis of Thinking Style and Higher Order Thinking Skills for Solving Problems in Producing Products. oj-tp. 2022;7(1):20-30. Accessed August 12, 2026. https://journal.uthm.edu.my/index.php/oj-tp/article/view/10319