Gaya APA

Paul, S, S, &, P, J, A. (1994). Humanity comes of age. The new context for ministry with the elderly. . Geneva: Geneva WCC Publ.

Gaya MLA

Paul, Susanne, S., &, Paul,, James, A.. "Humanity comes of age. The new context for ministry with the elderly. ". Geneva: Geneva WCC Publ, 1994. Buku.