APA (7th ed.) Citation

Williams, R. F. (2009). The law of American state constitutions. Oxford University Press.

Chicago Style (17th ed.) Citation

Williams, Robert F. The Law of American State Constitutions. Oxford ; New York: Oxford University Press, 2009.

MLA (8th ed.) Citation

Williams, Robert F. The Law of American State Constitutions. Oxford University Press, 2009.