1. Diagnostic and Statistical Manual of Mental Disorders,1980
2. The Pursuit of Oblivion: A Global History of Narcotics;Davenport-Hines,2003
3. Opium : A History;Booth,1999
4. Historical Evolution of Alcohol Consumption in Society;Hanson,2013
5. Understanding Marijuana: A New Look at the Scientific Evidence;Earleywine,2002