M. SOBIRI; NASHRULLAH. ANALISIS VALIDITAS DAN RELIABILITAS INSTRUMEN PENELITIAN DALAM PENDEKATAN KUANTITATIF. Jurnal Psikososial dan Pendidikan, [S. l.], v. 2, n. 1, p. 1048–1057, 2026. Disponível em: https://publisherqu.com/index.php/psikosospen/article/view/4042. Acesso em: 14 jun. 2026.