- True Religion Explained
- Toward a True Kinship of Faiths
- Barahin-e-Ahmadiyya - Parts I & II
- Shaman Pathways - Way of the Faery Shaman
- Only One Way
- The Essential Rene Guenon
- A Gift for the Queen
- Understanding Interreligious Relations
- World Religions
- Maandans (5 korte bewijzen van leven na de dood)
- Аудиобиблия. Книга Товита
- La prepotenza delle religioni
- Aan synagoge, kerk en moskee voorbij
- Unitarian Universalism
- Cosmic Theogony : The Personalization of Nature
- De verloren kunst van de heilige geschriften
- Dîwân
- Does Elijah Muhammad Teach True Islam: Nature Versus Nurture
- Isese Spirituality Workbook
- Understanding the Koran
- Oneness
- The God Conclusion
- Dieu
- Maître Eckhart ou la profondeur de l'intime
- No God but One: Allah or Jesus? (with Bonus Content)
- Of the Land and the Spirit
- A Sociology of Religious Emotion
- Sacred Nature
- Person of Interest
- Ecrits mystiques des Béguines
- The Book of Witches
- The World's Religions, Revised and Updated
- An Open Letter to a Jehovah's Witness
- Interfaith Leadership
- The Awakened Ones
- Isis Unveiled
- Answering Jihad
- Without Buddha I Could Not be a Christian
- Faith Is for Weak People
- The Egyption Book of the Dead (Illustrated)
- God's Heart for Israel and Us
- Answering Christianity And Judaism (Volume 1)
- The Bloomsbury Handbook of Religion and Popular Music
- Essential Spirituality
- The Bloomsbury Handbook of Religion and Popular Music
- Essential Spirituality
- Islam
- The Mystic Heart
- El Gran Anunaki
- From Buddha to Jesus: An Insider's View of Buddhism and Christianity
- The World's Wisdom
- How Religion Evolved
- The Case for Christmas
- God of Love
- Cosmic Consciousness
- Les Pères apostoliques - Ecrits de la primitive Eglise
- Esoterism as Principle and as Way
- A History of Religious Ideas Volume 1
- Buddhist Christianity
- Spiegelreis
- Beyond Theology
- The Spiritual Life of Children
- Wat christenen geloven + moslims niet begrijpen
- Tea with Hezbollah
- The Great Transformation