Catholic Church. National Conference of Catholic Bishops. Committee for Pro-Life Activities & United States Catholic Conference. (1981). A Human Life Amendment: The time is now. National Conference of Catholic Bishops' Committee for Pro-Life Activities.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Catholic Church. National Conference of Catholic Bishops. Committee for Pro-Life Activities và United States Catholic Conference. A Human Life Amendment: The Time Is Now. Washington, D.C.: National Conference of Catholic Bishops' Committee for Pro-Life Activities, 1981.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Catholic Church. National Conference of Catholic Bishops. Committee for Pro-Life Activities và United States Catholic Conference. A Human Life Amendment: The Time Is Now. National Conference of Catholic Bishops' Committee for Pro-Life Activities, 1981.