The Catechism of the Catholic Church Revised Edition

The Catechism of the Catholic Church is a qualified, authoritative instrument to be used to proclaim and witness the Good news to all people. The work is subdivided into four parts continuing the long-standing catechetical tradition: What the Church believes in (first part : the Creed); celebrates (second part: The sacraments); lives(third part : the Commandments); and prays (the fourth part : the Our Father).