De Greene, K. B. (1993). A systems-based approach to policymaking. Kluwer.
Cita Chicago Style (17a ed.)De Greene, Kenyon B. A Systems-based Approach to Policymaking. Boston [etc.]: Kluwer, 1993.
Cita MLA (9a ed.)De Greene, Kenyon B. A Systems-based Approach to Policymaking. Kluwer, 1993.
Precaución: Estas citas no son 100% exactas.