1. Abelson, P. (1970). Death from heroin. Science, 168(3937), 1289.
2. Acker, C. (2004). Portrait of an addicted family. In C. Acker & S. Tracy (Eds.), Altering American consciousness: The history of alcohol and drug use in the United States, 1800–2000 (pp. 165–181). Amherst, MA: University of Massachusetts Press.
3. Agar, M. H., & Reisinger, H. S. (2000). Read all about it: Media construction of a heroin epidemic. Substance Use and Misuse, 35, 1555–1571.
4. Baum, D. (2016). Legalize it all. Harper's Magazine, April, pp. 22–32.
5. Borah, P. (2011). Conceptual issues in framing theory: A systematic examination of a decade’s literature. Journal of Communication, 61, 246–263.