Citazione Stile APA (7a Edizione)

Helm, P., & Bray, G. (1993). The Providence of God: Contours of Christian theology. Inter-Varsity.

Citazione stile Chigago Style (17a edizione)

Helm, Paul, e Gerald Bray. The Providence of God: Contours of Christian Theology. New York: Inter-Varsity, 1993.

Citatione MLA (9a ed.)

Helm, Paul, e Gerald Bray. The Providence of God: Contours of Christian Theology. Inter-Varsity, 1993.