APA (7th ed.) Citation

Widiger, T. A., De Clercq, B., & De Fruyt, F. (2009). Childhood antecedents of personality disorder: An alternative perspective. Development and psychopathology, 21(3), 771-791. https://doi.org/10.1017/S095457940900042X

Chicago Style (17th ed.) Citation

Widiger, Thomas A., Barbara De Clercq, and Filip De Fruyt. "Childhood Antecedents of Personality Disorder: An Alternative Perspective." Development and Psychopathology 21, no. 3 (2009): 771-791. https://doi.org/10.1017/S095457940900042X.

MLA (9th ed.) Citation

Widiger, Thomas A., et al. "Childhood Antecedents of Personality Disorder: An Alternative Perspective." Development and Psychopathology, vol. 21, no. 3, 2009, pp. 771-791, https://doi.org/10.1017/S095457940900042X.