APA-viite (7. p.)
Webster, D. D., & Peterson, E. H. (1991). Finding spiritual direction: The challenges & joys of Christian growth. InterVarsity Press.
Chicago-viite (17. p.)
Webster, Douglas D., ja Eugene H. Peterson. Finding Spiritual Direction: The Challenges & Joys of Christian Growth. Illinois: InterVarsity Press, 1991.
MLA-viite (9. p.)
Webster, Douglas D., ja Eugene H. Peterson. Finding Spiritual Direction: The Challenges & Joys of Christian Growth. InterVarsity Press, 1991.
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