Wawro, G. J., & Schickler, E. (2006). Filibuster: Obstruction and lawmaking in the U.S. Senate. Princeton University Press.
Cita Chicago (17th ed.)Wawro, Gregory J., i Eric Schickler. Filibuster: Obstruction and Lawmaking in the U.S. Senate. Princeton, New Jersey: Princeton University Press, 2006.
Cita MLA (9th ed.)Wawro, Gregory J., i Eric Schickler. Filibuster: Obstruction and Lawmaking in the U.S. Senate. Princeton University Press, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.