Cita APA (7a ed.)

Engström, G., Persson, B., & Levander, S. (1999). Temperament traits in male suicide attempters and violent offenders. European psychiatry, 14(5), 278-283.

Cita Chicago Style (17a ed.)

Engström, G., B. Persson, y S. Levander. "Temperament Traits in Male Suicide Attempters and Violent Offenders." European Psychiatry 14, no. 5 (1999): 278-283.

Cita MLA (9a ed.)

Engström, G., et al. "Temperament Traits in Male Suicide Attempters and Violent Offenders." European Psychiatry, vol. 14, no. 5, 1999, pp. 278-283.