AhlskogJ. E. (2005). The Parkinson’s disease treatment book: Partnering with your doctor to get the most from medications. Oxford, UK: Oxford University Press
2.
DibbleL. (2008). Exercise slows Parkinson’s disease. Salt Lake City, UT: American Parkinson Disease Association, University of Utah.
3.
HooymanN. R.KiyakH. A. (2008). Social gerontology: A multidisciplinary perspective (8th ed.). Upper Saddle River, NJ: Pearson Education.
4.
MahantP. R.StacyM. A. (2001). Movement disorder and normal aging. Neurologic Clinics, 19, 3.
5.
McKenzieJ. F.SmeltzerJ. L. (2001). Planning, implementing and evaluating health promotion programs. Boston, MA: Allyn & Bacon.
6.
MosleyA. D.RomaineD. S. (2007). The A to Z of Parkinson’s disease. A Concise Encyclopedia. New York: Checkmark Books.