Ambrose Bierce (2011). “Ambrose Bierce: The Devil's Dictionary, Tales, and Memoirs: The Devil's Dictionary, Tales, and Memoirs”, p.568, Library of America
Noah Webster (1787). “An Examination Into the Leading Principles of the Federal Constitution Proposed by the Late Convention Held at Philadelphia: With Answers to the Principal Objections that Have Been Raised Against the System”, p.43
Speech in Ottawa on January 10, 1946. "Eisenhower Speaks: Dwight D. Eisenhower in His Messages and Speeches". Book edited by Rudolph L. Treuenfels, 1948.