SWA

Hingson, Ralph W. "Magnitude And Prevention Of College Drinking And Related Problems." Alcohol Research & Health 33.1/2 (2010): 45-54. Academic Search Premier. Web. 13 Mar. 2012.

This source addressed the alcohol misuse among college student and examines why this is happening.  It provides stats and figures to support the fact that college drinking is increasing and examines how lowering the drinking age would affect that.

McCardell, John. "The Status Quo Has Bombed." U.S. News & World Report 15 Sept. 2008: 10. Academic Search Premier. Web. 13 Mar. 2012.

This source addresses the side of the issue that says that the drinking age should be lowered to 18.  The reason given is that by making the drinking age 21 we are creating a culture of binge drinking in private.  It provides examples of why this private drinking is actually more dangerous.