Grigsby, E. (2002). Analyzing politics: An introduction to political science (2nd ed.). Wadsworth/Thomson Learning.
Cita Chicago (17th ed.)Grigsby, Ellen. Analyzing Politics: An Introduction to Political Science. 2nd ed. Belmont, CA: Wadsworth/Thomson Learning, 2002.
Cita MLA (9th ed.)Grigsby, Ellen. Analyzing Politics: An Introduction to Political Science. 2nd ed. Wadsworth/Thomson Learning, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.