APA (7th ed.) Citation

Hawton, K., Bergen, H., Mahadevan, S., Casey, D., & Simkin, S. (2012). Suicide and deliberate self-harm in Oxford University students over a 30-year period.

Chicago Style (17th ed.) Citation

Hawton, K., H. Bergen, S. Mahadevan, D. Casey, and S. Simkin. Suicide and Deliberate Self-harm in Oxford University Students over a 30-year Period. 2012.

MLA (9th ed.) Citation

Hawton, K., et al. Suicide and Deliberate Self-harm in Oxford University Students over a 30-year Period. 2012.