Whenever you use the information you have found in your assignments, you must reference the source of that information according to the referencing style specified in your assignment. In Social Justice that style is APA (7th edition).
QUT CiteWrite is the university's guide to referencing and APA7. Take some time to familiarise yourself with the APA section.

This video demonstrates how to use the templates, examples, pink buttons, to compile your references.
If you prefer to use generated references (like the ones provided in Google Scholar or databases), this video explains how you can use
CiteWrite to proofread and correct generated references: