IGBOANUSI, Herbert. Changing trends in language choice in Nigeria. Sociolinguistic Studies, [S. l.], v. 2, n. 2, p. 251–269, 2008. DOI: 10.1558/sols.v2i2.251. Disponível em: https://journal.equinoxpub.com/SS/article/view/6725.. Acesso em: 17 sep. 2024.