Melese, Fekadu, Adugna Bersissa, and Dinka Yadeta. “Perceived Leadership, Academic Self-Efficacy and Achievement Motivation As Predictors of Academic Achievement Among Preparatory School Students of East Wollega Zone”. Journal of Science, Technology and Arts Research 9, no. 1 (March 28, 2020): 51–62. Accessed December 23, 2024. https://journals.wgu.edu.et/index.php/star/article/view/708.