American Sleep Apnea Association. <http://www.sleepapnea.org>
Basnyet, Jolanta. Alternative Health:
Massage. London: Salamander Books Ltd., 1997.
Center for Narcolepsy Research,
The University of Illinois at Chicago. <http://www.uic.edu/depts/cnr/eds.htm>
Circadian Learning Center. <http://www.circadian.com/learning_center/>
Crisp, Tony. Dream Dictionary: Understanding
Your Sleep Messages. Paperback, 1999.
Dement, W.C. Some Must Watch While
Some Must Sleep. New York: Norton, 1976.
Dement, W.C., and N. Kleitman. Journal
of Experimental Psychology. 1957.
HeliosHealth.com. <http://www.helioshealth.com/sleep/sleep_03_04.html>
Hobson, J.A. The Dreaming Brain.
New York: Basic Books, 1988.
Kvideland, Reimund and Henning K.
Sehmsdorf, 1988. Scandinavian Folk Belief and Legend.
Marks, G.A., and J. P. Shaffery,
A. Oksenberg, S.G. Speciale, and H. P. Roffward.
Behavioral Brain Research.1995.
Mental Help Net. <http://mentalhelp.net/disorders/sx92.htm>
Native American Folklore. <http://www.ncsu.edu/stud_orgs/aises/folklore.html>
National Sleep Foundation. <http://www.sleepfoundation.org/>
Sakai, F., J.S. Meyer, I. Karacan,
S. Derman, and M.. Yamamoto. Annals of Neurology.
1979.
Taub, J.M. Journal of Cross-Cultural
Psychology. 1971
The Lucidity Institute. 28 December
1997. <http://www.lucidity.com>
The Restless Legs Syndrome Foundation.
<http://www.rls.org>
Sleep/Wake Disorders Canada. <http://swdca.org>
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