Parenthetical Style
Citations of sources with up to 20 authors should include all names (McAdoo, 2019).
"Organisations are notorious for thinking staff have bad morale" (Ee, 2019, para. 5).
Narrative Style
McAdoo (2019) explains how many authors should be included.
Ee (2019) acknowledges that "organisations are notorious for thinking staff have bad morale" (para. 5).