APA aipamena

Patterson, S. C., Davidson, R. H., & Ripley, R. B. (1979). A more perfect union: Introduction to American government. Dorsey Press.

Chicago Style aipamena

Patterson, Samuel C., Roger H. Davidson, and Randall B. Ripley. A More Perfect Union: Introduction to American Government. Homewood, Ill: Dorsey Press, 1979.

MLA aipamena

Patterson, Samuel C., et al. A More Perfect Union: Introduction to American Government. Dorsey Press, 1979.