Long, J. C. (1965). The liberal Presidents: A study of the liberal tradition in the American Presidency. Kennikat Press.
Chicago Style (17. basım) AtıfLong, John Cuthbert. The Liberal Presidents: A Study of the Liberal Tradition in the American Presidency. Port Washington, N.Y.: Kennikat Press, 1965.
MLA (8th ed.) AtıfLong, John Cuthbert. The Liberal Presidents: A Study of the Liberal Tradition in the American Presidency. Kennikat Press, 1965.
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