Fiolisa Adinda Putri Karniawan, Nur Anita Yunikawati. Development of Econoplay Based PowerPoint Learning Media on Marketand Market Price Formation Material for Grade X Students of SMANegeri 3 Blitar. JIPE [Internet]. 2025 Jun. 29 [cited 2026 Jun. 9];15(1). Available from: https://jipe.ppj.unp.ac.id/index.php/jipe/article/view/17