Jatisunda, M. G., & Kania, N. (2020). PENGEMBANGAN BAHAN AJAR BERBASIS DIDACTICAL DESIGN RESEARCH YANG BERORIENTASI PENINGKATAN PEDAGOGICAL CONTENT KNOWLEDGE . Jurnal Educatio FKIP UNMA, 6(2), 635–646. https://doi.org/10.31949/educatio.v6i2.659