Cita APA (7a ed.)

USA. (1980). Police practices and the preservation of Civil rights. U.S. Government Print. Off.

Cita Chicago Style (17a ed.)

USA. Police Practices and the Preservation of Civil Rights. Washington, D.C: U.S. Government Print. Off, 1980.

Cita MLA (9a ed.)

USA. Police Practices and the Preservation of Civil Rights. U.S. Government Print. Off, 1980.