Shafiq, Usaini Ahmad, and Umar Ahmad Usaini. “Spelling Bee As an Effective Strategy for Vocabulary Learning Among Pre-NCE Students”. Journal of Institute of Africa Higher Education Research and Innovation (IAHERI) 1, no. 1 (December 14, 2023). Accessed April 24, 2025. https://iaherijournal.maaun.edu.ng/index.php/ijs/article/view/14.