Edmund Burke (1790). “Reflections on the Revolution in France, and on the proceedings in certain societies in London, relative to that event. In a letter intended to have been sent to a gentleman in Paris ... The seventh edition”, p.74
Edmund Burke (2008). “The Writings and Speeches of Edmund Burke: On Conciliation with America; Security of the Independence of Parliament; on Mr. Fox's East India”, p.242, Cosimo, Inc.