UMEH, A.; NSOFOR, C.; OBOH, C.; IDRIS, U. Computer game assisted instruction and students’ achievement in social studies. Journal of Research in National Development, [S. l.], v. 11, n. 1, p. 75–77, 2014. DOI: 10.4314/jorind.v11i1. Disponível em: https://www.ajol.info/index.php/jorind/article/view/104160. Acesso em: 22 aug. 2026.