Prima Lestari Situmorang, Simangunsong IT, Tinambunan H, Farida I, Hanip R. Developing an Interactive Project-Based Learning Microeconomics Textbook to Enhance Students’ Higher-Order Thinking Skills . j. paedagog. penelit. pengemb. pendidik. [Internet]. 2026 Oct. 8 [cited 2026 Oct. 9];13(4). Available from: https://e-journal.undikma.ac.id/index.php/pedagogy/article/view/22073