Richardson, H. S. (1997). Practical Reasoning About Final Ends. Univ. Fr..
Cita Chicago (17th ed.)Richardson, Henry S. Practical Reasoning About Final Ends. Cambridge: Univ. Fr., 1997.
Cita MLA (9th ed.)Richardson, Henry S. Practical Reasoning About Final Ends. Univ. Fr., 1997.
Atenció: Aquestes cites poden no estar 100% correctes.