Catholic Church. Pope (1978-2005 : John Paul II) & John Paul II, P. (1980). On the mystery and worship of the Eucharist, Dominicae Cenae: Letter of the Supreme Pontiff Pope John Paul II to all the bishops of the Church (February 24, 1980). St. Paul Editions.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Catholic Church. Pope (1978-2005 : John Paul II) و Pope John Paul II. On the Mystery and Worship of the Eucharist, Dominicae Cenae: Letter of the Supreme Pontiff Pope John Paul II to All the Bishops of the Church (February 24, 1980). Boston, Mass.: St. Paul Editions, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Catholic Church. Pope (1978-2005 : John Paul II) و Pope John Paul II. On the Mystery and Worship of the Eucharist, Dominicae Cenae: Letter of the Supreme Pontiff Pope John Paul II to All the Bishops of the Church (February 24, 1980). St. Paul Editions, 1980.