American Psychological Association
John Paul Xxiii, Pope ( 2003 ). Encyclical Letter Pacem in Terris of His Holiness Pope John Xxiii ( 00 ed. ). Liberia Edutrice Vaticana.
Modern Language Association
John Paul Xxiii, Pope. Encyclical Letter Pacem in Terris of His Holiness Pope John Xxiii . Liberia Edutrice Vaticana. 2003
Chicago Citation
John Paul Xxiii, Pope. Encyclical Letter Pacem in Terris of His Holiness Pope John Xxiii . 00 .Vatican City
: Liberia Edutrice Vaticana, 2003.
American Medical Association
John Paul Xxiii, Pope. Encyclical Letter Pacem in Terris of His Holiness Pope John Xxiii . Liberia Edutrice Vaticana; 2003.