Παραπομπή σε μορφή APA (7η εκδ.)

Njoku, U. J., Anyanwu, S. O., & Keenan, J. (2012). In the service of charity and truth: Essays in honour of Lucius Ugorji. Peter Lang.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Njoku, Uzochukwu Jude, Simon O. Anyanwu, και James Keenan. In the Service of Charity and Truth: Essays in Honour of Lucius Ugorji. Frankfurt am Main, Germany: Peter Lang, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Njoku, Uzochukwu Jude, et al. In the Service of Charity and Truth: Essays in Honour of Lucius Ugorji. Peter Lang, 2012.