1. The assessment of personality factors across 25 countries;Barrett;Person. individ. Diff.,1984
2. Personality and Individual Differences;Eysenck,1985
3. Manual of the Eysenck Personality Questionnaire;Eysenck,1975
4. Recent advances in the cross-cultural study of personality;Eysenck,1983
5. Relating factors between studies based upon different individuals;Kaiser,1969