Cita APA (7th ed.)
Mann, T. E., & Ornstein, N. J. (2006). The broken branch: How Congress is failing America and how to get it back on track. Oxford University Press.
Cita Chicago (17th ed.)
Mann, Thomas E., i Norman J. Ornstein. The Broken Branch: How Congress Is Failing America and How to Get It Back on Track. Oxford ; New York: Oxford University Press, 2006.
Cita MLA (9th ed.)
Mann, Thomas E., i Norman J. Ornstein. The Broken Branch: How Congress Is Failing America and How to Get It Back on Track. Oxford University Press, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.