You will need your SPSCC email and password to access these databases. APA PsycArticles is probably best but you can look in the other 3 if you don't find what you need.
Scholarly articles are written by professors and usually undergo a rigorous review process by a committee of their peers before they can be published.
Example would be: Journal of Social Psychology
Traits of scholarly journals:
The magazine Psychology Today is NOT a scholarly journal. In fact, no magazine or newspaper is a scholarly peer reviewed journal.
How to narrow to scholarly on PsycArticles: