1.
Agustina T, Dewi TA, Ratnawuri T. PENGEMBANGAN BUKU SAKU DIGITAL BERBASIS METODE PROBLEM SOLVING MATA PELAJARAN EKONOMI. edunomia [Internet]. 2022May31 [cited 2026Aug.6];2(2):181-93. Available from: https://scholar.ummetro.ac.id/index.php/edunomia/article/view/2242