Amartya Sen. (2002). Rationality and freedom. Belknap Press.
Chicago Style aipamenaAmartya Sen. Rationality and Freedom. Cambridge, Mass.: Belknap Press, 2002.
MLA aipamenaAmartya Sen. Rationality and Freedom. Belknap Press, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.