(published by Quest Books)
Schuon asserts that to transcend religious differences, we must explore the esoteric nature of the spiritual path back to the Divine Oneness at the heart of all religions.
Christentum – Islam: Ausblicke auf eine esoterisch Ökumene (e-Book)
In this work, Frithjof Schuon compares Christianity and Islam and also looks at confessions within these world religions: Protestantism, Orthodoxy, and Shiism.