Cita APA

Rawls, J., & Freeman, S. (1999). Collected papers: John Rawls. Oxford University.

Citación estilo Chicago

Rawls, John, y Samuel Freeman. Collected Papers: John Rawls. Oxford: Oxford University, 1999.

Cita MLA

Rawls, John, y Samuel Freeman. Collected Papers: John Rawls. Oxford University, 1999.