Kotei, S. (1981). The book today in Africa (ed.). UNESCO.
Lua i Stíl Chicago (17ú heag.)Kotei, S.I.A. The Book Today in Africa. ed. France: UNESCO, 1981.
Lua MLA (9ú heag.)Kotei, S.I.A. The Book Today in Africa. ed. UNESCO, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.