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Substance Abuse

The subject guide to Substance Abuse provides information on resources available from the Alvin Sherman Library, both in the library and online, related to Substance Abuse. This guide covers books, journal articles, web sites, and citing sources.

DOI Tools

What are DOIs?

A digital object identifiers (DOI) is a unique alphanumeric that identifies content and provides a persistent link to its location on the Internet. All DOI numbers begin with a 10 and contain a prefix and a suffix separated by a slash. The sixth edition of the  APA manual recommends including DOIs, whenever available, at the end of citations.

Video on How TO Use NSU's DOI Tools

The library has a tool to help you find the DOI of an article.

Example of an article citation with a DOI included at the end.


B. J., & Lawler-Sagarin, K. A. (2005). Critically evaluating competing theories: An exercise based on the Kitty Genovese murder. Teaching of Psychology, 32(3), 167–169. doi:10.1207/s15328023top3203_8


What is a DOI?

What is a digital object identifier ?