Não informado. West African journal of education. University of Ibadan, Institute of Education.
Lua i Stíl Chicago (17ú heag.)Não informado. West African Journal of Education. Ibadan, Nigeria: University of Ibadan, Institute of Education.
Lua MLA (8ú heag.)Não informado. West African Journal of Education. University of Ibadan, Institute of Education.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.