Thomas Paine (1824). “The Political Writings of Thomas Paine: Secretary to the Committee of Foreign Affairs in the American Revolution : to which is Prefixed a Brief Sketch of the Author's Life”, p.284
Letter to the Rev. George V. Coyne on June 01, 1988. "John Paul II on science and religion: reflections on the new view from Rome". Book edited by George Coyne, 1990.