Παραπομπή APA
Symposium on the Role of Economic Models in Policy Formulation,, & Pock, V. P. (1969). Policymakers and model builders, cases and concepts: Papers. New York: Gordon and Breach.
Παραπομπή Chicago StyleSymposium on the Role of Economic Models in Policy Formulation,, and Vincent P. Pock. Policymakers and Model Builders, Cases and Concepts: Papers. New York: Gordon and Breach, 1969.
Παραπομπή MLASymposium on the Role of Economic Models in Policy Formulation,, and Vincent P. Pock. Policymakers and Model Builders, Cases and Concepts: Papers. New York: Gordon and Breach, 1969.
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