1. Aristotle: 1966 (1921), Politics. The Works of Aristotle, vol. X, trans, under the Editorship of W.D. Ross, Oxford University Press, London, U.K. Reprint from sheets of the First Edition 1921.
2. Bayertz, K.: 1994, ‘The Concept of Moral Consensus. Philosophical Reflections’ in this volume, pp. 41–57.
3. Childress, J.F.: 1994, ‘Consensus in Ethics and Public Policy: The Deliberations of the U.S. Human Fetal Tissue Transplantation Research Panel’, in this volume, pp. 163–187.
4. Congregation for the Doctrine of the Faith: 1987, Instruction on the Respect for Human Life in its Origin and on the Dignity of Procreation (Donum Vitae). Vatican City, Italy.
5. Descartes, R.: 1960, Discours de la methode. Bilingual edition (French/German), ed. L. Gäbe, Felix Meiner, Hamburg, Germany.