APA (7e ed.) Bronvermelding
ebrary, Inc, & Villanueva, J. P. (2010). Personality traits: Classifications, effects, and changes. Nova Science Publishers.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, en John Paul Villanueva. Personality Traits: Classifications, Effects, and Changes. Hauppauge, NY: Nova Science Publishers, 2010.
MLA (9e ed.) Bronvermelding
ebrary, Inc, en John Paul Villanueva. Personality Traits: Classifications, Effects, and Changes. Nova Science Publishers, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.