Islamiah, M., 		Ningrum, T., & 		Hidayat, M.
2022 Jul 17.  Telaah Buku Teks Matematika SMP/MTs Kelas VIII Kurikulum 2013 Edisi Revisi 2017 Bab Bangun Ruang Sisi Datar. Journal of Mathematics Education and Learning. [Online] 2:2