Sumartini, Tina Sri. “Mengembangkan Self Concept Siswa Melalui Model Pembelajaran Concept Attainment”. Mosharafa: Jurnal Pendidikan Matematika 4, no. 2 (May 30, 2015): 48–57. Accessed November 22, 2024. https://journal.institutpendidikan.ac.id/index.php/mosharafa/article/view/328.