
http://www.xs4all.nl/~4david/compact/morningglory.html
www.erowid.org
http://www.recovery.org.uk/druginfo/index.html
http://www.man-health-magazine-online.com/nicotine-facts.html
http://ourworld.compuserve.com/homepages/SimonDavis1/Stimu.html
http://www.healthierliving.org/alternative/ephedra1.html
http://www.ephedrine-ephedra.com/pages/ephedrine_side_effects.html
Psych Text Book