Books about Christian ethics

Religio Medici, Hydriotaphia, and the Letter to a Friend

Four Phases of Morals: Socrates, Aristotle, Christianity, Utilitarianism

Christianity and Ethics: A Handbook of Christian Ethics

The Social Principles of Jesus

Theoretical Ethics

Questionable Amusements and Worthy Substitutes

Der Teufel und die Hölle (German)

Morality Without God

Lääkärin uskonto (Finnish)