Larson, D. F. (1994). Copper and the negative price of storage. World Bank, International Economics Department, International Trade Division.
Citazione stile Chigago Style (17a edizione)Larson, Donald Frederick. Copper and the Negative Price of Storage. Washington, D.C: World Bank, International Economics Department, International Trade Division, 1994.
Citatione MLA (9a ed.)Larson, Donald Frederick. Copper and the Negative Price of Storage. World Bank, International Economics Department, International Trade Division, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.