Further reading
- Dr Joy Manné, Soul Therapy, North Atlantic Books, 1997
- Gunnell Minett, Breath and Spirit, Aquarian/Thorsons, 1994
- Jim Leonard and Phil Laut, Vivation: The science of enjoying all of your life, Vivation Publishing Co, 1983
- Thich Nhat Hanh, Breathe! You Are Alive, Parallax Press, 1996