Perry, J. L. (1989). Handbook of public administration. Jossey-Bass.
Cita Chicago (17th ed.)Perry, James L. Handbook of Public Administration. San Francisco: Jossey-Bass, 1989.
Cita MLA (9th ed.)Perry, James L. Handbook of Public Administration. Jossey-Bass, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.