Citação norma APA

Hawton, K., Townsend, E., Deeks, J., Appleby, L., Gunnell, D., Bennewith, O., & Cooper, J. (2001). Effects of legislation restricting pack sizes of paracetamol and salicylate on self poisoning in the United Kingdom: Before and after study. BMJ.

Citação norma Chicago

Hawton, Keith, Ellen Townsend, Jonathan Deeks, Louis Appleby, David Gunnell, Olive Bennewith, and Jayne Cooper. Effects of Legislation Restricting Pack Sizes of Paracetamol and Salicylate On Self Poisoning in the United Kingdom: Before and After Study. BMJ, 2001.

Citação norma MLA

Hawton, Keith, et al. Effects of Legislation Restricting Pack Sizes of Paracetamol and Salicylate On Self Poisoning in the United Kingdom: Before and After Study. BMJ, 2001.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.