According to APA 7th Edition guidelines you need to find out as much information as you can about who created and published a source and when. You communicate this to your audience through in-text and Reference List citations which your readers can look up themselves.
Recommended sources for help with APA style guidelines:
Many databases and article collections, plus many e-books, will automatically create citations for whichever article or chapter you are viewing.
Look for a “Cite,” “CiteNow,” or “Cite This Item” button on the database record for the specific article or chapter.
(Not all databases have this feature. For example, LexisNexis does not.)
Examples of citation buttons:
EBSCOhost databases ProQuest databases JSTOR
(e.g., Academic Search Premier) (e.g, Newsstand)
APA style requires that a Digital Object Identifier (DOI) be included in your citation, if available. To see if a journal article has been assigned a DOI, you can look it up on CrossRef or Ask a Librarian.
For more information about the DOI system, see http://www.doi.org.
Citation organizers are programs that let you:
Many citation organizers exist in web-based and desktop versions. Examples of citation organizers include:
For more information about choosing and using a citation organizer, see http://libguides.usu.edu/organizers.