Croly, Herbert, The Promise of American Life, Capricorn Books, 1964.

Geoghegan, Thomas, The Secret Lives of Citizens: Pursuing the Promise of American Life, Pantheon Books, 1998, pp. 229-33.

Judis, John B., "Herbert Croly's Promise," in the New Republic, Vol. 201, No. 19, November 6, 1989, pp. 19-22.

McClay, Wilfred M., "Croly's Progressive America," in The Public Interest, Fall 1999, p. 56.

Pearson, Sidney A., Jr., "Herbert Croly and Liberal Democracy," in Society, Vol. 35, No. 5, July-August 1998, pp. 62-71.

Postrel, Virginia I., "The Croly Ghost," in Reason, Vol. 29, No. 7, December 1997, pp. 4-6.

Stettner, Edward A., Shaping Modern Liberalism: Herbert Croly and Progressive Thought, University Press of Kansas, 1993, pp. 33, 76.