There have been some useful documents published on the Writing Self-Study database (shared on this website in an earlier post).
Other useful links:
https://www.easybib.com/guides/annotate ... ographies/
https://apastyle.apa.org/
Scribbr is a very useful website for Writing and APA style references as well.
https://www.scribbr.nl/bronnengenerator/apa/
A generator for apa style sources (Link is in Dutch)
They have a YouTube channel as well (In English!)