NIGRO, F. A. (1977). Modern public administration (4th ed.). Harper and Row.
Cita Chicago Style (17a ed.)NIGRO, Felix A. Modern Public Administration. 4th ed. New York: Harper and Row, 1977.
Cita MLA (9a ed.)NIGRO, Felix A. Modern Public Administration. 4th ed. Harper and Row, 1977.
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