Au, W. (1989). By way of the heart: Toward a holistic Christian spirituality. Paulist Press.
Čikaški stil citiranja (17. izdanje)Au, Wilkie. By Way of the Heart: Toward a Holistic Christian Spirituality. New York: Paulist Press, 1989.
MLA način citiranja (8. izdanje)Au, Wilkie. By Way of the Heart: Toward a Holistic Christian Spirituality. Paulist Press, 1989.
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