Helm, P., & Bray, G. (1993). The Providence of God: Contours of Christian theology. Inter-Varsity.
芝加哥风格引文Helm, Paul, 与 Gerald Bray. The Providence of God: Contours of Christian Theology. New York: Inter-Varsity, 1993.
MLA引文Helm, Paul, 与 Gerald Bray. The Providence of God: Contours of Christian Theology. Inter-Varsity, 1993.
警告：这些引文格式不一定是100％准确.