Let's say you have used information from this article found in the Psychology Database Collection
APA tells you to include:
Author(s). (Date of publication). Title of article. Periodical Title,
number(issue number), page numbers. doi# .
So you write:
Klimoski, R., & Palmer, S. (1993). The ADA and the hiring process
organizations. Consulting Psychology Journal: Practice and Research,
45(2), 10-36. doi: 10.1037/1061-4087.45.2.10.
Note: The DOI (Digital Object Identifier) number was not listed in the citation information we got from our initial results list. To locate this number, you may need to open the article itself where you will see the following information:
Unfortunately, you will not always be able to find a DOI number; some articles do not have them assigned. What then?