Roberts, F. /. Theories of Personality. Mc Graw Hill Education.
Citazione stile Chigago Style (17a edizione)Roberts, Feist /Feist. Theories of Personality. Mc Graw Hill Education.
Citatione MLA (9a ed.)Roberts, Feist /Feist. Theories of Personality. Mc Graw Hill Education.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.