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.
Chicago-Zitierstil (17. Ausg.)National Institute of Justice und 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.
MLA-Zitierstil (9. Ausg.)National Institute of Justice und 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.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.