Style de citation APA (7e éd.)

Long, J. C. (1965). The liberal Presidents: A study of the liberal tradition in the American Presidency. Kennikat Press.

Style de citation Chicago (17e éd.)

Long, John Cuthbert. The Liberal Presidents: A Study of the Liberal Tradition in the American Presidency. Port Washington, N.Y.: Kennikat Press, 1965.

Style de citation MLA (8e éd.)

Long, John Cuthbert. The Liberal Presidents: A Study of the Liberal Tradition in the American Presidency. Kennikat Press, 1965.