Cita APA (7th ed.)
ebrary, Inc, & Berkowitz, P. (2004). Varieties of progressivism in America. Hoover Institution Press, Stanford University.
Cita Chicago (17th ed.)
ebrary, Inc, i Peter Berkowitz. Varieties of Progressivism in America. Stanford, Calif.: Hoover Institution Press, Stanford University, 2004.
Cita MLA (9th ed.)
ebrary, Inc, i Peter Berkowitz. Varieties of Progressivism in America. Hoover Institution Press, Stanford University, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.