You can access case studies from various UWA subscription databases:
To find case studies in Business Source Ultimate, open the database via the OneSearch record and:
To find case studies in ABI/INFORM global, open the database via the OneSearch record and
Find case studies in the Library's journal, book and ebook collections by searching in OneSearch and including the phrase "case study" in the search:
Lots of organisations and institutions publish open access case studies.