“Penerapan Model Pembelajaran Number Head Together (NHT) Terhadap Kemampuan Representasi Matematis Siswa Kelas V SD”. Edumatica : Jurnal Pendidikan Matematika 5, no. 02 (October 15, 2015). Accessed July 23, 2024. https://online-journal.unja.ac.id/edumatica/article/view/2929.