Olana T, Zeleke T, Jiregna K. Mother Tongue Interference in English Language Writing at Derge Secondary School: The Case of Grade 9 Students. STAR [Internet]. 2015 Dec. 30 [cited 2024 Sep. 23];4(4):208-14. Available from: https://journals.wgu.edu.et/index.php/star/article/view/309