Tamrin, Tamrin. “Prepositions in Kaili Language”. Gramatika: Jurnal Ilmiah Kebahasaan dan Kesastraan 2, no. 2 (December 1, 2014): 103-109. Accessed April 20, 2024. http://gramatika.kemdikbud.go.id/index.php/gramatika/article/view/99.