Cita APA (7th ed.)
Janda, K., Berry, J. M., & Goldman, J. (1989). The challenge of democracy: Government in America (2nd ed.). Houghton Mifflin.
Cita Chicago (17th ed.)
Janda, Kenneth, Jeffrey M. Berry, i Jerry Goldman. The Challenge of Democracy: Government in America. 2nd ed. Boston: Houghton Mifflin, 1989.
Cita MLA (9th ed.)
Janda, Kenneth, et al. The Challenge of Democracy: Government in America. 2nd ed. Houghton Mifflin, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.