HASANAH, Nur; KUMALASARI, Dyah. PENGGUNAAN HANDPHONE DAN HUBUNGAN TEMAN PADA PERILAKU SOSIAL SISWA SMP MUHAMMADIYAH LUWUK SULAWESI TENGAH. Harmoni Sosial: Jurnal Pendidikan IPS, [S. l.], v. 2, n. 1, p. 55–70, 2015. DOI: 10.21831/hsjpi.v2i1.4613. Disponível em: https://journal.uny.ac.id/index.php/hsjpi/article/view/4613. Acesso em: 11 may. 2025.