1. Sewall, L. 1999.Sight and Sensibility: The Ecopsychology of Perception67–68. New York: Jeremy P. Tarcher/Putnam.
2. Hartley, L. 1995.Wisdom of the Body Moving: An Introduction to Body-Mind Centering304Berkeley, CA: North Atlantic Books.
3. Sewell, L. 1999. 253
4. Sewell, L. 1995. 204