Citação norma APA

Wintemute, G. J. (2007). Gun shows across a multistate American gun market: Observational evidence of the effects of regulatory policies. BMJ Group.

Citação norma Chicago

Wintemute, Garen J. Gun Shows Across a Multistate American Gun Market: Observational Evidence of the Effects of Regulatory Policies. BMJ Group, 2007.

Citação norma MLA

Wintemute, Garen J. Gun Shows Across a Multistate American Gun Market: Observational Evidence of the Effects of Regulatory Policies. BMJ Group, 2007.

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