Cita APA (7a ed.)

Wirls, D., & Wirls, S. (2004). The invention of the United States senate. Johns Hopkins University Press.

Cita Chicago Style (17a ed.)

Wirls, Daniel, y Stephen Wirls. The Invention of the United States Senate. Baltimore [etc.]: Johns Hopkins University Press, 2004.

Cita MLA (9a ed.)

Wirls, Daniel, y Stephen Wirls. The Invention of the United States Senate. Johns Hopkins University Press, 2004.