Cita APA (7a ed.)

Catholic Church. National Conference of Catholic Bishops. Bishops' Committee on the Liturgy & United States Catholic Conference. (1977). A call to prayer: The Liturgy of the hours. U.S. Catholic Conference.

Cita Chicago Style (17a ed.)

Catholic Church. National Conference of Catholic Bishops. Bishops' Committee on the Liturgy y United States Catholic Conference. A Call to Prayer: The Liturgy of the Hours. Washington, DC: U.S. Catholic Conference, 1977.

Cita MLA (8a ed.)

Catholic Church. National Conference of Catholic Bishops. Bishops' Committee on the Liturgy y United States Catholic Conference. A Call to Prayer: The Liturgy of the Hours. U.S. Catholic Conference, 1977.