Bekele SG, Amollo PO, Mwangi JK, Ganira LK. Influence of instructional strategies on learning achievement through approved business studies textbooks in secondary schools in Nairobi County, Kenya . 5052 [Internet]. 2025 Oct. 31 [cited 2025 Nov. 2];9(2):213-27. Available from: https://archive.aessweb.com/index.php/5052/article/view/5649