Osafo-Adjei, L., U. S. Tetteh, and B. N. M. Dadzie. “Verbs As Central Elements in Role and Reference Grammar and Dependency Grammar and Valency Theories”. AFRICAN JOURNAL OF APPLIED RESEARCH 9, no. 1 (May 1, 2023): 194–208. Accessed November 21, 2024. https://ajaronline.com/index.php/AJAR/article/view/529.