APA (7th ed.) Citation

Portella, M., Flint, J., Cowen, P., Goodwin, G., & Harmer, C. (2004). Neuroticism as a psychological vulnerability factor for mood disorders.

Chicago Style (17th ed.) Citation

Portella, M., J. Flint, P. Cowen, G. Goodwin, and C. Harmer. Neuroticism as a Psychological Vulnerability Factor for Mood Disorders. 2004.

MLA (9th ed.) Citation

Portella, M., et al. Neuroticism as a Psychological Vulnerability Factor for Mood Disorders. 2004.