"John F. Kennedy: 1961 : containing the public messages, speeches, and statements of the president, January 20 to December 31, 1961" by John F. Kennedy, Washington: Office of the Federal Register, National Archives and Records Service, General Services Administration, 1962.
Melody Beattie (2013). “Melody Beattie 4 Title Bundle: Codependent No More and 3 Other Best Sellers by Melody Beattie: A collection of four Melody Beattie best sellers”, Hazelden Publishing
William Cowper, James Thomson (1832). “The Works of Cowper and Thompson: Including Many Letters and Poems Never Before Published in this Country. With a New and Interesting Memoir of the Life of Thomson”, p.73
Ralph Waldo Emerson (1844). “An Address Delivered in the Court-house in Concord, Massachusetts, on 1st August, 1844: On the Anniversary of the Emancipation of the Negroes in the British West Indies”, p.30