Tansey, S. D. (2000). Politics (3rd ed.). Routledge.
Cita Chicago (17th ed.)Tansey, Stephen D. Politics. 3rd ed. London ; New York: Routledge, 2000.
Cita MLA (9th ed.)Tansey, Stephen D. Politics. 3rd ed. Routledge, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.