Cita APA (7th ed.)
Lowi, T. J., Ginsberg, B., & Shepsle, K. A. (2009). American government: Power and purpose (10th ed.). W.W. Norton.
Cita Chicago (17th ed.)
Lowi, Theodore J., Benjamin Ginsberg, i Kenneth A. Shepsle. American Government: Power and Purpose. 10th ed. New York: W.W. Norton, 2009.
Cita MLA (9th ed.)
Lowi, Theodore J., et al. American Government: Power and Purpose. 10th ed. W.W. Norton, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.