Cita APA (7a ed.)

Hettema, J. (1995). Personality and depression: A multilevel perspective. European journal of personality, 9(5), 401-412.

Cita Chicago Style (17a ed.)

Hettema, J. "Personality and Depression: A Multilevel Perspective." European Journal of Personality 9, no. 5 (1995): 401-412.

Cita MLA (8a ed.)

Hettema, J. "Personality and Depression: A Multilevel Perspective." European Journal of Personality, vol. 9, no. 5, 1995, pp. 401-412.