- Calling in Today's World
- Catholic and Mormon
- Catholic Missionaries in Early Modern Asia
- Catholicism and Buddhism
- CHIROMANCIE NOUVELLE
- Christ Among Other gods
- Christ Consciousness by Andrew E. Henry, MAPC
- Christian and Islamic Theology of Religions
- Christian and Sikh
- Christian Martyrs under Islam
- Christian Theology in the Pluralistic World
- Christian – Zen Dialogue: Sacred Stories as a Starting Point for Interfaith Dialogue
- Christianity
- Christianity and Islam
- Christianity and Other Religions
- Christianity And Progress
- Christianity and the Art of Wheelchair Maintenance
- Christianity and World Religions Leader Guide Revised Edition
- Christianity and World Religions Revised Edition
- Christianity in Crisis
- Christianity or Islam? Decide Now
- Christianity Versus Islam: When Worlds Collide
- Christianity Vs. World Religions
- Christianity, Islam, and the West
- Christians and Christianity in India and Pakistan
- Christians versus Muslims in Modern Egypt
- Christians, Muslims, and Jews in Medieval and Early Modern Spain
- Church of the Holy Dysfunction
- Church, Cosmovision and the Environment
- Coelum Philosophorum
- Comments on Tomas Bogardus and Mallorie Urban’s Essay (2017) How to Tell...
- Common Goods
- Common Ground
- Comparative Religions (Speedy Study Guides)
- Comparing Christianity with World Religions
- Concise Guide to the Quran
- Conflict Transformation and Religion
- Conscious Matrix
- Conflict Transformation and Religion
- Conscious Matrix
- Considering Comparison
- Constantinople
- Constructing Civility
- Contemporary Alternative Spiritualities in Israel
- Contemporary Spiritualities
- Contingency, Immanence, and the Subject of Rhetoric
- Conversations on Fethullah Gülen and the Hizmet Movement
- Conversations with the Pope
- Cosmic Theogony : The Personalization of Nature
- Cosmologies of Pure Realms and the Rhetoric of Pollution
- Cosmopolitanism, Nationalism, and Modern Paganism
- Creating Circles and Ceremonies
- Creative Encounters, Appreciating Difference
- Critical Reflections on Indigenous Religions
- Critical Religion Reader
- Crossing Confessional Boundaries