- Tantra: The Philosophy of Ecstasy (1989)
- The Song of the Sadhu (1994)
- The Yoga of the Heart (1996)
- Meditation: The Path of Self-Realization (1998)
- The Bhagavad Gita: A Spiritual Guide for Modern Life (2000)
- The Upanishads: A Spiritual Guide for Modern Life (2002)
- The Dhammapada: A Spiritual Guide for Modern Life (2004)
- The Tao Te Ching: A Spiritual Guide for Modern Life (2006)
- The Art of Spiritual Living: A Guide to Inner Peace and Happiness (2008)
- The Science of Self-Realization: A Guide to Inner Transformation (2010)