Catholic Church. National Conference of Catholic Bishops. (1983). The challenge of peace: God's promise and our response : a pastoral letter on war and peace : May 3, 1983. Office of Publishing and Promotion Services, United States Catholic Conference.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Catholic Church. National Conference of Catholic Bishops. The Challenge of Peace: God's Promise and Our Response : A Pastoral Letter on War and Peace : May 3, 1983. Washington, D.C.: Office of Publishing and Promotion Services, United States Catholic Conference, 1983.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Catholic Church. National Conference of Catholic Bishops. The Challenge of Peace: God's Promise and Our Response : A Pastoral Letter on War and Peace : May 3, 1983. Office of Publishing and Promotion Services, United States Catholic Conference, 1983.