Παραπομπή σε μορφή APA (7η εκδ.)

Harries, P., & Maxwell, D. (2012). The spiritual in the secular: Missionaries and knowledge about Africa. William B. Eerdmans Publishing Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Harries, Patrick, και David Maxwell. The Spiritual in the Secular: Missionaries and Knowledge About Africa. Grand Rapids, MI: William B. Eerdmans Publishing Company, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Harries, Patrick, και David Maxwell. The Spiritual in the Secular: Missionaries and Knowledge About Africa. William B. Eerdmans Publishing Company, 2012.