References
- Weil Andrew. “The natural mind” 1972, reprinted. Inciardi and Karen McElrath “The American Drug Scene”, A. James. Roxbury Publishing Co., Los Angeles 1995; 7
- Rowell Earle Albert, Rowell Robert. “On the Trail of Marihuana, the Weed of Madness”. Mountain View 1939. Quoted in Alfred, R. Lindesmith, Bloomington 1965; 229, “The Addict and the Law”
- Davies John Booth. The Myth of Addiction. Harwood Academic Publishers, Reading 1992