OGBONNAYA-IDUMA, Iduma Angela. Gender Disparity in English Language Textbooks in Nigeria: Bridging the Gap for Literacy Development. Journal of Educational and Social Research, London, U.K., v. 4, n. 7, p. 19, 2014. Disponível em: https://www.richtmann.org/journal/index.php/jesr/article/view/5292.. Acesso em: 22 sep. 2026.