graf Leo Tolstoy (1891). “Church and State and Other Essays: Including Money; Man and Woman: Their Respective Functions; The Mother; A Second Supplement to the Kreutzer Sonata”
James Madison (1836). “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's Minutes, Congressional Opinions, Virginia and Kentucky Resolutions of '98-'99, and Other Illustrations of the Constitution”, p.131
Alexander Hamilton, James Madison, Quentin P. Taylor, John Jay (1998). “The Essential Federalist: A New Reading of the Federalist Papers”, p.133, Rowman & Littlefield