1. Psychological testing = principles, applications, & issues Boston, MA : Cengage Learning, [2017] PSY567 Online access.
3. Psychological thought. Trier, Germany : PsychOpen operated by Leibniz-Institute for Psychology Information, University of Trier, [2012]- CP519
4. Psychological trauma: theory, research, practice and policy Washington, DC : American Psychological Association, ©2009- ATP510
8. Psychological medicine. [Cambridge, England] : Cambridge University Press SW290 SW521 SW470 ATP506 ATP510 CP605
