Randolph Sinks Foster (1870). “Beyond the Grave: Being Three Lectures Before Chautauqua Assembly in 1878, with Papers on Recognition in the Future State, and Other Addenda”, p.228
William Carlos Williams, A. Walton Litz, Christopher MacGowan (1991). “The Collected Poems of William Carlos Williams: 1939-1962”, p.289, New Directions Publishing
William Wilberforce (1797). “A Practical View of the Prevailing Religious System of Professed Christians: In the Higher and Middle Classes in this Country, Contrasted with Real Christianity”, p.424