Sonaiya, C. O. (2019). Language matters: Exploring the dimensions of multilingualism. Obafemi Awolowo University Press.
Chicago-viite (17. p.)Sonaiya, Comfort Oluremi. Language Matters: Exploring the Dimensions of Multilingualism. Obafemi Awolowo University Press, 2019.
MLA-viite (9. p.)Sonaiya, Comfort Oluremi. Language Matters: Exploring the Dimensions of Multilingualism. Obafemi Awolowo University Press, 2019.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.