APA (7th ed.) Zitazioa
Posner, R. A. (2010). The crisis of capitalist democracy. Harvard University Press.
Chicago Style (17th ed.) Zitazioa
Posner, Richard A. The Crisis of Capitalist Democracy. Cambridge, Mass.: Harvard University Press, 2010.
MLA (9th ed.) Zitazioa
Posner, Richard A. The Crisis of Capitalist Democracy. Harvard University Press, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.