4. Professional psychology. [Washington, DC] : American Psychological Association, [1969]-©1982. CP522
5. South African journal of psychology. Pretoria : Bureau of Scientific Publications of the Foundation for Education, Science and Technology SW430
6. Canadian journal of behavioural science. [Washington, D.C.] : American Psychological Association SW221
8. The quarterly journal of experimental psychology. [Hove, East Sussex, UK] : [Psychology Press], [-2005] ENG350
9. Psychological medicine. [Cambridge, England] : Cambridge University Press SW470 ATP506 ATP510 CP605
