Catholic Church. Pope & John Paul II, P. (1995). Evangelium vitae: Encyclical letter addressed by the supreme pontiff Pope John Paul II to all the bishops, priests and deacons, men and women religious, lay faithful and all people of good will on the value and inviolability of human life. Veritas.

Catholic Church. Pope and Pope John Paul II. Evangelium Vitae: Encyclical Letter Addressed by the Supreme Pontiff Pope John Paul II to All the Bishops, Priests and Deacons, Men and Women Religious, Lay Faithful and All People of Good Will on the Value and Inviolability of Human Life. Veritas, 1995.