Tohutoro APA (7th ed.)
Okun, A. M., & Perry, G. L. Brooking Papers on Economic Activity: 1976 : [Volume] 3. The Brookings Institution.
Tohutoru Kātū Chicago (17th ed.)
Okun, Arthur M., me George L. Perry. Brooking Papers on Economic Activity: 1976 : [Volume] 3. Washington, EUA: The Brookings Institution.
Tohutoro MLA (9th ed.)
Okun, Arthur M., me George L. Perry. Brooking Papers on Economic Activity: 1976 : [Volume] 3. The Brookings Institution.
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