SUPRIHATIN, Riska Juniar; UTAMI, Ade Dwi; AHDHIANTO, Erif. Peer-mediated language development in early childhood: A Vygotskian perspective on speech acquisition in children aged 4-5 years. Panicgogy International Journal, [S. l.], v. 4, n. 1, p. 32–50, 2026. DOI: 10.59965/pij.v4i1.269. Disponível em: https://nakiscience.com/index.php/pij/article/view/269. Acesso em: 19 aug. 2026.