Cita APA (7a ed.)

Community Relations Service, Washington, DC, & Community Relations Service. (1993). Principles of good policing: Avoiding violence between police and citizens (Rev.). US Gov.Print.Off.

Cita Chicago Style (17a ed.)

Community Relations Service, Washington, DC, y Community Relations Service. Principles of Good Policing: Avoiding Violence Between Police and Citizens. Rev. Washington, DC: US Gov.Print.Off, 1993.

Cita MLA (8a ed.)

Community Relations Service, Washington, DC, y Community Relations Service. Principles of Good Policing: Avoiding Violence Between Police and Citizens. Rev. US Gov.Print.Off, 1993.