When referencing a press release:
For example:
Author, A., or Corporate/Group Author. (Year, Month day). Title of press release in italic sentence case [Press release]. URL
NZ Union of Students' Associations (2019, July 19). Students release vocational education wishlist [Press release].
https://www.scoop.co.nz/stories/ED1907/S00034/students-release-vocational-education-wishlist.htm
Examples
Reference list entry
NZ Union of Students' Associations (2019, July 19). Students release vocational education wishlist [Press release].
https://www.scoop.co.nz/stories/ED1907/S00034/students-release-vocational-education-wishlist.htm
In-text citations
Page/paragraph numbers are optional for paraphrased information.
Narrative
The NZ Union of Students' Associations (2019) argues ... (para. 6).
Parenthetical
... (NZ Union of Students' Associations, 2019, para. 6).