Kelly James Clark. (1993). Philosophers who believe: The spiritual journeys of 11 leading thinkers. IVP.
Chicago-viite (17. p.)Kelly James Clark. Philosophers Who Believe: The Spiritual Journeys of 11 Leading Thinkers. Illinois: IVP, 1993.
MLA-viite (9. p.)Kelly James Clark. Philosophers Who Believe: The Spiritual Journeys of 11 Leading Thinkers. IVP, 1993.
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