http://catholictreasury.info/library.phpSPIRITUAL CLASSICS
* St Albert the Great - Cleaving to God
* St Alphonsus de Liguori - Uniformity With God's Will
* St Augustine - Enchiridion on Faith, Hope and Charity
* St Augustine - On Christian Doctrine
* St Bernard of Clairvaux - On Loving God
* St Bonaventure - The Mind's Road to God
* St Catherine of Siena - Dialogue
* St Catherine of Genoa - Treatise on Purgatory
* De Caussade - Abandonment to Divine Providence
* St Francis de Sales - Introduction to the Devout Life
* St Francis de Sales - Treatise On the Love of God
* Garrigou-Lagrange, Reginald - Life Everlasting
* Garrigou-Lagrange, Reginald - The Three Ages of the Interior Life
* Grou, John Nicholas - Spiritual Maxims
Maxims for practising the interior life.
* Blessed Henry Suso - A Little Book of Eternal Wisdom
* St John of the Cross - Ascent of Mount Carmel
* St John of the Cross - Dark Night
* St John of the Cross - Spiritual Canticle
* John of Rusybroeck - The Adornment of the Spiritual Marriage
* Bro. Lawrence - The Practice of the Presence of God
* Ven. Louis of Granada - The Sinner's Guide
* St Louis Marie Grignion de Montfort - True Devotion to the Blessed Virgin
* St Teresa of Avila - Interior Castle
* Thomas a Kempis - The Imitation of Christ
* St Alphonsus de Liguori - The Great Means of Salvation and Perfection