Cita APA (7th ed.)
Fenno, R. F. (2013). The challenge of congressional representation. Harvard University Press.
Cita Chicago (17th ed.)
Fenno, Richard F. The Challenge of Congressional Representation. Cambridge, Mass.: Harvard University Press, 2013.
Cita MLA (9th ed.)
Fenno, Richard F. The Challenge of Congressional Representation. Harvard University Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.