« AN INVESTIGATION INTO SOCIAL STUDIES STUDENTS’ PERFORMANCE AND RETENTION USING BLENDED LEARNING IN UPPER BASIC EDUCATION LEVEL SCHOOLS IN DELTA STATE ». Journal of Guidance and Counselling Studies 7, no. 1 (novembre 22, 2023): 141–156. Consulté le août 3, 2026. https://journals.unizik.edu.ng/jgcs/article/view/2806.