APA Цитирование

John Paul II, P. (1999). Letter of His Holiness Pope John Paul II to the elderly. United States Catholic Conference.

Chicago-стиль цитирования

John Paul II, Pope. Letter of His Holiness Pope John Paul II to the Elderly. Washington, D.C.: United States Catholic Conference, 1999.

MLA-цитирование

John Paul II, Pope. Letter of His Holiness Pope John Paul II to the Elderly. United States Catholic Conference, 1999.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.