1. Aquinas, Th.: 1948, Summa Theologica, Christian Classics, Westminster, Maryland.
2. Ashley, В.: 1992, ‘Dominion or stewardship?: theological reflections’, in K. Wildes (ed.), Birth, Suffering and Death, Kluwer Academic Publishers, Dordrecht, pp. 85–106.
3. Autiero, A.: 1992, ‘Dignity, solidarity, and the sanctity of human life’, in K. Wildes (ed.), Birth, Suffering, and Death, Kluwer Academic Publishers, Dordrecht, pp. 79–84.
4. Bellan, R.: 1985, Habits of the Hearts, Harper and Row, New York.
5. Bernardin, J.: 1988, Consistent Ethic of Life, Sheed and Ward, New York.