Arezki, R., Lederman, D., & Zhao, H. (2011). The relative volatility of commodity prices: A re-appraisal. University of Oxford.
Lua i Stíl Chicago (17ú heag.)Arezki, R., D. Lederman, agus H. Zhao. The Relative Volatility of Commodity Prices: A Re-appraisal. University of Oxford, 2011.
Lua MLA (9ú heag.)Arezki, R., et al. The Relative Volatility of Commodity Prices: A Re-appraisal. University of Oxford, 2011.
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