Não informado. Studies in formative spirituality. Duquesne University, Institute of Formative Spirituality.
Chicago-Zitierstil (17. Ausg.)Não informado. Studies in Formative Spirituality. Pittsburgh, Pa: Duquesne University, Institute of Formative Spirituality.
MLA-Zitierstil (8. Ausg.)Não informado. Studies in Formative Spirituality. Duquesne University, Institute of Formative Spirituality.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.