John Greenleaf Whittier (2012). “Religious Poems, Part 2., from Poems of Nature, Poems Subjective and Reminiscent and Religious Poems Volume II., the Works of Whittier”, p.90, tredition
John Greenleaf Whittier (2012). “Poems of Nature, Poems Subjective and Reminiscent and Religious Poems, Complete Volume II., the Works of Whittier”, p.199, tredition