Nurharyani, O., Anggoro Prasetyo, B., Marahayu, N., Utami, S., & Ryolita, W. (2022). Acquisition of Phonological Competence in Five-Year-Old Mentally Disabled Children. Jurnal Lingua Idea, 13(2), 181-206. doi:10.20884/1.jli.2022.13.2.7293