Jonathan Elliot, James Madison (1854). “The Debates in the Several State Conventions, on the Adoption of the Federal Constitution: As Recommended by the General Convention at Philadelphia, in 1787. Together with the Journal of the Federal Convention, Luther Martin's Letter, Yates' Minutes, Congressional Opinions, Virginia and Kentucky Resolutions of '98-'99, and Other Illustrations of the Constitution”, p.330
"Burwell v. Hobby Lobby Stores, Inc., 573 U.S. ___". The U.S. Supreme Court case (Samuel Alito's opinion for the Court), supreme.justia.com. June 30, 2014.
David A. Durfee, William Henry Harrison, John Tyler, United States. President (1841-1845 : Tyler) (1970). “William Henry Harrison, 1773-1841: John Tyler, 1790-1862; chronology, documents, bibliographical aids”, Oceana Pubns