Saint Thomas Aquinas
Saint Thomas Aquinas – Summa Theologica
Saint Thomas Aquinas – The Summa Contra Gentiles
Saint Thomas Aquinas – Catena Aurea
Saint Thomas Aquinas – The Catechetical Instructions
Saint Thomas Aquinas – Meditations for lent
Saint Thomas Aquinas – On prayer and the contemplative life
Mgr Joseph Phole
Mgr Joseph Phole – God, his knowability, Essence and Attributes
Mgr Joseph Phole – Christology
Mgr Joseph Phole – Natural and Sobrenatural, Creation, Anthropoly and Angelologyv
Mgr Joseph Phole – Eschatology
Mgr Joseph Phole – Soteriology
Mgr Joseph Phole – Sacraments: Sacraments in General, Baptism and Confirmation
Mgr Joseph Phole – Sacraments: Eucharist
Mgr Joseph Phole – Sacraments: Extreme Unction, Holy Orders and Matrimony
Mgr Joseph Phole – Sacraments: Penance
Others
Catechism of the Catholic Church
Compendium of the Catechism of the Catholic Church
Denzinger – The Sources of Dogma
The Documents of the Council of Trent
Liturgical Catechetical Institute 