- The Oxford Handbook of the Five Factor ModelThomas A. Widiger
- Personality disorders and the five-factor model of personalityPaul T. Costa, Thomas A. Widiger
- The Oxford Handbook of Personality DisordersThomas A. Widiger
- DSM-IV sourcebook, volume 1/ edited by Thomas A. Widiger....[et al.]Thomas A. Widiger
- Personality disorders and the five-factor model of personalityThomas A. Widiger, Paul T. Costa