Canvis

== Referències ==

== Referències ==

* John Deigh in Robert Audi (ed), The Cambridge Dictionary of Philosophy, 1995

* John Deigh in Robert Audi (ed), ''The Cambridge Dictionary of Philosophy'', 1995

* Luño, Ángel Rodríguez. «Ética - La ética filosófica». Philosophica

* Luño, Ángel Rodríguez. ''«Ética - La ética filosófica»''. Philosophica

* Williams, Bernard. Ethics and the Limits of Philosophy

* Williams, Bernard. ''Ethics and the Limits of Philosophy''

== Bibliografia ==

== Bibliografia ==