1. Psychological thought. Trier, Germany : PsychOpen operated by Leibniz-Institute for Psychology Information, University of Trier, [2012]- CP519
8. Journal of applied psychology. Washington, D.C. : American Psychological Association, <2007-> BUS220 ATP506 PSY505 ATP508 BUS312 PSY309
9. Professional psychology, research and practice. [Washington, D.C.] : American Psychological Association CP616 MPT503 MPT505 CP617
10. Professional psychology. [Washington, DC] : American Psychological Association, [1969]-©1982. CP522
