Sarah Holt, Julie Crawford, Holt Productions, & WGBH, E. F. (Producers), & Holt, S. (Director). (2018). Addiction [Video/DVD]. Public Broadcasting Service (53 minutes). This video provides a good overview of the addiction process.
Levounis, P., American Psychiatric Association, Zerbo, E., & Aggarwal, R. (2016). Pocket Guide to Addiction Assessment and Treatment: Vol. First edition. American Psychiatric Association Publishing. 109-225. The pocket guide is another useful source for the diagnosis and assessment of addictive substances.