Catholic Church. Pope (1978-2005 : John Paul II). (2002). Rosarium Virginis Mariae: Apostolic letter of the Supreme Pontiff John Paul II to the bishops, clergy and faithful on the most holy Rosary. Libraria Editirice Vaticana.
Chicago Style (17th ed.) CitationCatholic Church. Pope (1978-2005 : John Paul II). Rosarium Virginis Mariae: Apostolic Letter of the Supreme Pontiff John Paul II to the Bishops, Clergy and Faithful on the Most Holy Rosary. Vatican City: Libraria Editirice Vaticana, 2002.
MLA (8th ed.) CitationCatholic Church. Pope (1978-2005 : John Paul II). Rosarium Virginis Mariae: Apostolic Letter of the Supreme Pontiff John Paul II to the Bishops, Clergy and Faithful on the Most Holy Rosary. Libraria Editirice Vaticana, 2002.
Warning: These citations may not always be 100% accurate.