APA-viite (7. p.)
Ryken, P. G. (2001). The message of salvation: By God's grace, for God's glory. InterVarsity Press.
Chicago-viite (17. p.)
Ryken, Philip Graham. The Message of Salvation: By God's Grace, for God's Glory. Downers Grove, Ill.: InterVarsity Press, 2001.
MLA-viite (9. p.)
Ryken, Philip Graham. The Message of Salvation: By God's Grace, for God's Glory. InterVarsity Press, 2001.
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