Jelaskan Sumber utama dari Parti Demokratik–Republikan dalam bahasa melayu

Adams, John Quincy. Memoirs of John Quincy Adams: Comprising Portions of His Diary from 1795 to 1848 Volume VII (1875) edited by Charles Francis Adams; (). Adams, son of the Federalist president, switched and became a Republican in 1808

Cunningham, Noble E., Jr., ed. The Making of the American Party System 1789 to 1809 (1965) excerpts from primary sources

Cunningham, Noble E., Jr., ed. Circular Letters of Congressmen to Their Constituents 1789–1829 (1978), 3 vol; reprints the political newsletters sent out by congressmen

Kirk, Russell ed. John Randolph of Roanoke: A study in American politics, with selected speeches and letters, 4th ed., Liberty Fund, 1997, 588 pp.  ; Randolph was a leader of the "Old Republican" faction

Smith, James Morton, ed. The Republic of Letters: The Correspondence of Thomas Jefferson and James Madison, 1776–1826 Volume 2 (1994)