Killinger, J. (2003). Enter every trembling heart: Prayers for Christian worship. Abingdon Press.
Chicago-viite (17. p.)Killinger, John. Enter Every Trembling Heart: Prayers for Christian Worship. Nashville, TN: Abingdon Press, 2003.
MLA-viite (8. p.)Killinger, John. Enter Every Trembling Heart: Prayers for Christian Worship. Abingdon Press, 2003.
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