REJOICE WASUNU, , F. .; DHAUM, N. .; MODIBBO, M. B. .; KEFAS, H. D. . INFLUENCE OF ONLINE TEXTBOOKS AND SMARTPHONES ON ACADEMIC PERFORMANCE OF BUSINESS EDUCATION STUDENTS IN COLLEGES OF EDUCATION IN ADAMAWA STATE, NIGERIA. BW Academic Journal, [S. l.], 2026. Disponível em: https://www.bwjournal.org/index.php/bsjournal/article/view/4382. Acesso em: 19 sep. 2026.