Παραπομπή APA
McNichols, T. J. (1983). Policymaking and executive action (6th ed.). New York: McGraw-Hill.
Παραπομπή Chicago StyleMcNichols, Thomas J. Policymaking and Executive Action. 6th ed. New York: McGraw-Hill, 1983.
Παραπομπή MLAMcNichols, Thomas J. Policymaking and Executive Action. 6th ed. New York: McGraw-Hill, 1983.
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