Raji, M.N. and Korosando, F. 2022. KESULITAN BELAJAR INTERNAL PESERTA DIDIK KELAS VIII SMP NEGERI 2 MAMBORO. Educational Technology Journal. 2, 2 (Oct. 2022), 44–53. DOI:https://doi.org/10.26740/etj.v2n2.p44-53.