Cita APA (7th ed.)
Cummings, M. C., & Wise, D. (1985). Democracy under pressure: An introduction to the American political system (5th ed.). San Diego.
Cita Chicago (17th ed.)
Cummings, Milton C., i David Wise. Democracy Under Pressure: An Introduction to the American Political System. 5th ed. Harcourt Bracae Jovanovich: San Diego, 1985.
Cita MLA (9th ed.)
Cummings, Milton C., i David Wise. Democracy Under Pressure: An Introduction to the American Political System. 5th ed. San Diego, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.