To find articles on your topic, you'll need to search in a database.
APA Manual at the MSU Libraries (Library Use Only):
Using APA Format -Online Writing Lab (OWL), Purdue Unviersity
Use the DOI search below to see if your article has been assigned a DOI (digital object identifier). If you found the journal article online, you'll need the DOI for your APA citation (if it has a DOI).