Dyfyniad APA

Rawls, J. (1971). A theory of justice. Oxford University Press.

Dyfyniad Arddull Chicago

Rawls, John. A Theory of Justice. London: Oxford University Press, 1971.

Dyfyniad MLA

Rawls, John. A Theory of Justice. Oxford University Press, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.