Παραπομπή σε μορφή APA (7η εκδ.)

Hawton, K., Bergen, H., Simkin, S., Brock, A., Griffiths, C., Romeri, E., . . . Gunnell, D. (2009). Effect of withdrawal of co-proxamol on prescribing and deaths from drug poisoning in England and Wales: Time series analysis.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hawton, K., H. Bergen, S. Simkin, A. Brock, C. Griffiths, E. Romeri, K. Smith, N. Kapur, και D. Gunnell. Effect of Withdrawal of Co-proxamol on Prescribing and Deaths from Drug Poisoning in England and Wales: Time Series Analysis. 2009.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hawton, K., et al. Effect of Withdrawal of Co-proxamol on Prescribing and Deaths from Drug Poisoning in England and Wales: Time Series Analysis. 2009.