Prophets, Guardians, and Saints Shapers of Modern Catholic History Cummings Owen F. Heftet / 2007 / Engelsk
Canterbury Cousins The Eucharist in Contemporary Anglican Theology Cummings Owen F. Heftet / 2008 / Engelsk
History of the Popes in the Twentieth Century Their Struggle for Spiritual Clarity Against Political Confusion Cummings Owen F. Innbundet / 2008 / Engelsk
Liturgical Snapshots Reflections on the Richness of Our Worship Tradition Cummings Owen F. Heftet / 2012 / Engelsk
Theology of John Macquarrie (1919-2007) A Comprehensive and Contextual Exploration Cummings Owen F. Innbundet / 2010 / Engelsk
Eucharist and Ecumenism The Eucharist Across the Ages and Traditions Cummings Owen F. Heftet / 2013 / Engelsk
