KHAIR, U. . Kesalahan Pengucapan Kata Berfonem /R/ Penelitian Insidental Pemerolehan Bahasa Pertama Anak. Retorika: Jurnal Pembelajaran Bahasa dan Sastra Indonesia, [S. l.], v. 3, n. 2, p. 165-182, 2022. DOI: 10.37478/rjpbsi.v3i2.2380. Disponível em: https://e-journal.uniflor.ac.id/index.php/RJPBSI/article/view/2380. Acesso em: 29 oct. 2026.