National Institute of Justice, USA, Mastrofski, S. D., & National Institute of Justice. (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.
Chicago-Zitierstil (17. Ausg.)National Institute of Justice, USA, Stephen D. Mastrofski, und National Institute of Justice. 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.
MLA-Zitierstil (8. Ausg.)National Institute of Justice, USA, et al. 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.