Work Cited

Work cited-

 Article 1- 

Beil, Laura. "Nicotine's New Appeal." Science News 174.10 (2008): 28-32. Health Source - Consumer Edition. Web. 23 Mar. 2012.

Article 2-

DiFranza, Joseph R. "Hooked From The First Cigarette." Scientific American 298.5 (2008): 82-87. Health Source - Consumer Edition. Web. 28 Mar. 2012.