Wilber, K.
Grace and Grit: Spirituality and Healing in the Life and Death of Treya Killam Wilber
Shambhala Publications, Boston 2001
ISBN: 1570627428
Murphy, M., Donovan, S. & Taylor, E.
The Physical and Psychological Effects of Meditation
Institute of Noetic Sciences, Sausalito, CA 1997
ISBN: 0943951364
Benson, H.
The Relaxation Response
HarperTorch 2000
ISBN: 0380006766
Wilber, K.
The Essential Ken Wilber
Shambhala Publications, Boston, MA 1998
ISBN: 1570623791
Iyengar, B. K. S.
Light on Yoga
Schocken Books, New York 1995
ISBN: 0805210318