1. Weaver, Richard M. 1953.The Ethics of Rhetoric5786Chicago
2. Becker, Carl. 1942.The Declaration of Independence: A Study in the History of Political Ideas27–29. 74–80. New York
3. Knollenberg, Bernhard. 1968.Origin of the American Revolution: 1759–1766, 181–84. New York: Free Press.
4. Morgan, Edmund S. and Morgan, Helen M. 1953.The Stamp Act Crisis: Prologue to Revolution31Chapel Hill, N.C.