DWL, Sarah Simiyu. Effect of Mother Tongue on Learning Kiswahili Language in Public Secondary Schools in Kwanza Sub-County, Trans-Nzoia County, Kenya. er [Internet]. 2020Mar.13 [cited 2024Dec.4];5(2):63-5. Available from: http://467182.nmy9asj5x.asia/index.php/er/article/view/3494