Església Catòlica. (1947). A catechism of christian doctrine: Approved by the Archbishops and Bishops of England and Wales, and directed to be used in all their dioceses. Catholic Truth Society.
Cita Chicago Style (17a ed.)Església Catòlica. A Catechism of Christian Doctrine: Approved by the Archbishops and Bishops of England and Wales, and Directed to Be Used in All Their Dioceses. London: Catholic Truth Society, 1947.
Cita MLA (9a ed.)Església Catòlica. A Catechism of Christian Doctrine: Approved by the Archbishops and Bishops of England and Wales, and Directed to Be Used in All Their Dioceses. Catholic Truth Society, 1947.
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