O'Donoghue, N. D. (2001). The angels keep their ancient places: Reflections on Celtic spirituality. T&T Clark.
芝加哥风格引文O'Donoghue, Noel Dermot. The Angels Keep Their Ancient Places: Reflections on Celtic Spirituality. Edinburgh: T&T Clark, 2001.
MLA引文O'Donoghue, Noel Dermot. The Angels Keep Their Ancient Places: Reflections on Celtic Spirituality. T&T Clark, 2001.
警告：这些引文格式不一定是100％准确.