Brown, B. (1994). Assaults on police officers: An examination of the circumstances in which such incidents occur. Police research series.
Cita Chicago Style (17a ed.)Brown, Ben. "Assaults on Police Officers: An Examination of the Circumstances in Which Such Incidents Occur." Police Research Series 1994.
Cita MLA (8a ed.)Brown, Ben. "Assaults on Police Officers: An Examination of the Circumstances in Which Such Incidents Occur." Police Research Series, 1994.
Precaución: Estas citas no son 100% exactas.