Ripley, R. B. [., Ripley, R. B., & Slotnick, E. E. (1989). Readings in American government and politics. McGraw-Hill Book Company.
Cita Chicago (17th ed.)Ripley, Randall B. [ed.], Randall B. Ripley, i Elliot E. Slotnick. Readings in American Government and Politics. New York: McGraw-Hill Book Company, 1989.
Cita MLA (9th ed.)Ripley, Randall B. [ed.], et al. Readings in American Government and Politics. McGraw-Hill Book Company, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.