APA (7th ed.) Zitazioa
Njoku, A., Uzukwu, E., & Jell-Bahlsen, S. (2014). Interface between Igbo theology and christianity. Cambridge Scholars Publishing.
Chicago Style (17th ed.) Zitazioa
Njoku, Akuma-Kalu, Elochukwu Uzukwu, eta Sabine Jell-Bahlsen. Interface Between Igbo Theology and Christianity. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2014.
MLA (9th ed.) Zitazioa
Njoku, Akuma-Kalu, et al. Interface Between Igbo Theology and Christianity. Cambridge Scholars Publishing, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.