Tillich: A Guide for the Perplexed
Andrew O'Neill
Reality? Knowledge? Philosophy!: An Introduction to Metaphysics ...
Stephen Hetherington
A Preface to Paradise Lost
C. S. Lewis
Philosophy in a New Key - A Study in the Symbolism of Reason ...
Susanne K. Langer
Beginning Ethics: An Introduction to Moral Philosophy
Lewis Vaughn
Fundamental Symbols: The Universal Language of Sacred Science
René Guénon
The Great Triad