Dyfyniad APA
Cummings, M. C., & Wise, D. (1985). Democracy under pressure: An introduction to the American political system (5th ed.). San Diego.
Dyfyniad Arddull Chicago
Cummings, Milton C., and David Wise. Democracy Under Pressure: An Introduction to the American Political System. 5th ed. Harcourt Bracae Jovanovich: San Diego, 1985.
Dyfyniad MLA
Cummings, Milton C., and David Wise. Democracy Under Pressure: An Introduction to the American Political System. 5th ed. San Diego, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.