Magstadt, T. M., & Schotten, P. M. (1996). Understanding politics: Ideas, institutions, and issues (4th ed.). St. Martin's Press.
Cita Chicago (17th ed.)Magstadt, Thomas M., i Peter M. Schotten. Understanding Politics: Ideas, Institutions, and Issues. 4th ed. New York: St. Martin's Press, 1996.
Cita MLA (9th ed.)Magstadt, Thomas M., i Peter M. Schotten. Understanding Politics: Ideas, Institutions, and Issues. 4th ed. St. Martin's Press, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.