Whitham, D. C. (1985). The American law enforcement chief executive: A management profile. Police Executive Research Forum.
Chicago-Zitierstil (17. Ausg.)Whitham, Donald C. The American Law Enforcement Chief Executive: A Management Profile. Washington, D.C: Police Executive Research Forum, 1985.
MLA-Zitierstil (8. Ausg.)Whitham, Donald C. The American Law Enforcement Chief Executive: A Management Profile. Police Executive Research Forum, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.