Citação norma APA

Killias, M. (1993). International correlations between gun ownership and rates of homicide and suicide.

Citação norma Chicago

Killias, M. International Correlations between Gun Ownership and Rates of Homicide and Suicide. 1993.

Citação norma MLA

Killias, M. International Correlations between Gun Ownership and Rates of Homicide and Suicide. 1993.

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