- eBookThe Teachers of Spiritual WisdomDuncan S. Ferguson
- eBookLiving Wisely and Well in the Evening of LifeDuncan S. Ferguson
- eBookThe Radical Teaching of JesusDuncan S. Ferguson
- eBookLovescapes, Mapping the Geography of LoveDuncan S. Ferguson
- eBookMindful SpiritualityDuncan S. Ferguson
- eBookTraces of TranscendenceDuncan S. Ferguson