Gaya APA

Patty, J, W., Penn, E, M. (2014). Social choice and legitimacy: the possibilities of impossibility . Amerika - New York: Cambridge University Press.

Gaya MLA

Patty, John, W.., Penn, Elizabeth, Maggie. "Social choice and legitimacy: the possibilities of impossibility". Amerika - New York: Cambridge University Press, 2014. Buku.