The Hiddenness Argument: Philosophy's New Challenge to Belief in God

The Road Less Travelled: A New Psychology of Love, Traditional Values and Spiritual Growth

Evolutionary Religion

The Cost of Discipleship

A History of Religious Ideas, Volume 2: From Gautama Buddha to the Triumph of Christianity, Volume 2

Monotheism and the Rise of Science

Transcending the Levels of Consciousness: The Stairway to Enlightenment

What God Would Have Known: How Human Intellectual and Moral Development Undermines Christian Doctrine

Summa Theologica (All Complete & Unabridged 3 Parts + Supplement & Appendix + interactive links and annotations)

Fear and Trembling

Buddhist Stories Volume 1

On the Way to Krishna

NKJV, Daily Bible: Read the Entire Bible in One Year

The Path of Perfection

The Buddhist Perspective on Life

Perspectives on Our Age

Between Man and Man: Edition 2

The Power of Myth