Gaya APA
Helm, P., Bray, G. (1993).
Contours of Christian Theology : The Providence of God .
Illinois, USA:
InterVarsity Press.
Gaya MLA
Helm, Paul., Bray, Gerald.
"Contours of Christian Theology : The Providence of God".
Illinois, USA:
InterVarsity Press,
1993.
Academic.