Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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