1. Annas J (2004) Being virtuous and doing the right thing. Proc Am Philol Assoc 78:61–75
2. Aristotle (1999) Nichomachean ethics (trans: Irwin T). Hackett, Indianapolis
3. Audi R (2009) Moral virtue and reasons for action. Philos Issues 19:1–20
4. Berenbeim R, Kaplan J (2007) The governance of principle- and rule-based ethics programs: an emerging global trend? Executive report A-0231-07-EA, The Conference Board. Retrieved from http://www.conference-board.org/publications/
5. Blum L (1994) Moral perception and particularity. Cambridge University Press, Cambridge