Catholic Church. National Conference of Catholic Bishops. (1987). Norms for priests and their third age: November 18, 1987. Office of Publishing and Promotion Services, United States Catholic Conference.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Catholic Church. National Conference of Catholic Bishops. Norms for Priests and Their Third Age: November 18, 1987. Washington, D.C.: Office of Publishing and Promotion Services, United States Catholic Conference, 1987.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Catholic Church. National Conference of Catholic Bishops. Norms for Priests and Their Third Age: November 18, 1987. Office of Publishing and Promotion Services, United States Catholic Conference, 1987.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.