Przeworski, A., & Sprague, J. (1986). Paper stones: A history of electoral socialism. Chicago.
Cita Chicago (17th ed.)Przeworski, Adam, i John Sprague. Paper Stones: A History of Electoral Socialism. Chicago, 1986.
Cita MLA (8th ed.)Przeworski, Adam, i John Sprague. Paper Stones: A History of Electoral Socialism. Chicago, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.