Sarwadi. “Investigating the Relationship Between Language Development and Theory of Mind in Preschool Children”. LESTARI: Jurnal Bahasa Dan Sastra, vol. 2, no. 01, Maret 2024, hlm. 11-16, https://www.mediaarrahman.com/ojs/index.php/lestari_jurnal_bahasa_dan_sastra/article/view/143.