APA (7th ed.) Citation
John Paul II, P. (1983). Blessed are the pure of heart: Catechesis on the Sermon on the Mount and writings of St. Paul. Daughters of St. Paul.
Chicago Style (17th ed.) Citation
John Paul II, Pope. Blessed Are the Pure of Heart: Catechesis on the Sermon on the Mount and Writings of St. Paul. Boston, Mass.: Daughters of St. Paul, 1983.
MLA (9th ed.) Citation
John Paul II, Pope. Blessed Are the Pure of Heart: Catechesis on the Sermon on the Mount and Writings of St. Paul. Daughters of St. Paul, 1983.
Warning: These citations may not always be 100% accurate.