Weni, A. ., Sary, R. M. ., & Purnamasari, V. . (2022). Analisis Buku “Mari Belajar Matematika” Karya Dewi Nuharini dan Sulis Priyanto Tahun 2017. Journal Focus Action of Research Mathematic (Factor M), 4(2), 81–106. https://doi.org/10.30762/factor_m.v4i2.4129