Cita APA (7th ed.)
Rawls, J. (1971). A theory of justice (ed.). The Belknap Press.
Cita Chicago (17th ed.)
Rawls, John. A Theory of Justice. ed. Massachusetts: The Belknap Press, 1971.
Cita MLA (9th ed.)
Rawls, John. A Theory of Justice. ed. The Belknap Press, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.