Lua APA (7ú heag.)
Okuma, P. C. (2002). Towards an African theology: The Igbo context in Nigeria. P.I.E.-P. Lang.
Lua i Stíl Chicago (17ú heag.)
Okuma, Peter Chidi. Towards an African Theology: The Igbo Context in Nigeria. Brussels ; New York: P.I.E.-P. Lang, 2002.
Lua MLA (9ú heag.)
Okuma, Peter Chidi. Towards an African Theology: The Igbo Context in Nigeria. P.I.E.-P. Lang, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.