Denhardt, J.V., & Denhardt, R.B. (2007). The new public service: Serving, not steering (Expanded ed.). Armonk, NY: M. E. Sharpe.
2.
Lewis, D.E. (2007). Testing Pendleton's premise: Do political appointees make worse bureaucrats? The Journal of Politics, 69(4), 1073-1088.
3.
Osborne, D., & Gaebler, T. (1992). Reinventing government: How the entrepreneurial spirit is transforming the public sector from schoolhouse to statehouse, city hall to the Pentagon. Reading, MA: Addison-Wesley.
4.
Rainey, H.G. (2003). Understanding and managing public organizations . San Francisco: Jossey-Bass.
5.
U.S. Government Accountability Office. (2001 , April). Federal employee retirements: Expected increase over the next 5 years illustrates need for workforce planning (Publication No. GAO-01-509). Washington, DC: Author .