Cita APA (7a ed.)

Greisinger, G. W., Slovak, J. S., & Molkup, J. J. (1979). Civil service systems: Their impact on police administration. U.S. Dept. of Justice, National Institute of Law Enforcement and Criminal Justice.

Cita Chicago Style (17a ed.)

Greisinger, George W., Jeffrey S. Slovak, y Joseph J. Molkup. Civil Service Systems: Their Impact on Police Administration. Washington, D.C: U.S. Dept. of Justice, National Institute of Law Enforcement and Criminal Justice, 1979.

Cita MLA (9a ed.)

Greisinger, George W., et al. Civil Service Systems: Their Impact on Police Administration. U.S. Dept. of Justice, National Institute of Law Enforcement and Criminal Justice, 1979.