1. Clinical supervision in the helping professions: a practical guide Corey, Gerald, Alexandria, VA : American Counseling Association, [2021] CP616
2. Environmental, social and governance and sustainable development in healthcare Leung, Tiffany Cheng Han, Singapore : Springer, 2023. BUS408
3. Crisis intervention handbook: assessment, treatment, and research New York, NY : Oxford University Press, 2025. ATP502
