APA (7th ed.) Citation

Paulsen, M. S., & Paulsen, L. (2015). The Constitution: An introduction. Basic Books, a member of the Perseus Books Group.

Chicago Style (17th ed.) Citation

Paulsen, Michael Stokes, and Luke Paulsen. The Constitution: An Introduction. New York: Basic Books, a member of the Perseus Books Group, 2015.

MLA (9th ed.) Citation

Paulsen, Michael Stokes, and Luke Paulsen. The Constitution: An Introduction. Basic Books, a member of the Perseus Books Group, 2015.