Cita APA (7a ed.)

National Institute of Justice & Mastrofski, S. D. (1998). Systematic observation of public police: Applying field research methods to policy issues. US Dep. of Justice, Office of Justice Programs, National Institute of Justice.

Cita Chicago Style (17a ed.)

National Institute of Justice y Stephen D. Mastrofski. Systematic Observation of Public Police: Applying Field Research Methods to Policy Issues. Washington, DC: US Dep. of Justice, Office of Justice Programs, National Institute of Justice, 1998.

Cita MLA (9a ed.)

National Institute of Justice y Stephen D. Mastrofski. Systematic Observation of Public Police: Applying Field Research Methods to Policy Issues. US Dep. of Justice, Office of Justice Programs, National Institute of Justice, 1998.