APA (7th ed.) Citation

Epstein, L., & Walker, T. G. (2011). Constitutional law for a changing America (7th ed.). CQ Press.

Chicago Style (17th ed.) Citation

Epstein, Lee, and Thomas G. Walker. Constitutional Law for a Changing America. 7th ed. Washington, D.C.: CQ Press, 2011.

MLA (9th ed.) Citation

Epstein, Lee, and Thomas G. Walker. Constitutional Law for a Changing America. 7th ed. CQ Press, 2011.