Watkins, G., & Streifel, S. S. (1997). World crude oil resources: Evidence from estimating supply functions for 41 countries. International Economics Dept.
Citace podle Chicago (17th ed.)Watkins, G.C., a Shane S. Streifel. World Crude Oil Resources: Evidence from Estimating Supply Functions for 41 Countries. Washington, D.C: International Economics Dept, 1997.
Citace podle MLA (9th ed.)Watkins, G.C., a Shane S. Streifel. World Crude Oil Resources: Evidence from Estimating Supply Functions for 41 Countries. International Economics Dept, 1997.
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