- 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 Ashrams, Hindu Caves and Sacred Rivers
- Christian Theology in the Pluralistic World
- Christianity
- Christianity and Islam
- Christianity and Other Religions
- Christianity And Progress
- Christianity and the Art of Wheelchair Maintenance
- Christianity and the Art of Wheelchair Maintenance
- Christianity in Crisis
- Christianity or Islam? Decide Now
- Christianity Versus Islam: When Worlds Collide
- Christianity Vs. World Religions
- Christians & Jews in Dialogue
- Christians and Christianity in India and Pakistan
- Christians versus Muslims in Modern Egypt
- 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 Ground
- Comparative Religion
- Comparative Religion: 25 Poems to Honor God's Religions
- Comparative Religions (Speedy Study Guides)
- Comparing Christianity with World Religions
- Comparing Faithfully
- Concise Guide to the Quran
- Conoscenza sacra
- Conscious Matrix
- Considering Comparison
- Contemporary Spiritualities
- Contingency, Immanence, and the Subject of Rhetoric
- Cosmic Theogony : The Personalization of Nature
- Cosmologies of Pure Realms and the Rhetoric of Pollution
- Create Your Own Religion
- Critical Reflections on Indigenous Religions
- Critical Religion Reader
- Cruthú Of Yggdrasil