Mitchell, E. J. (1976). Vertical integration in the oil industry. American Enterprise Institute for Public Policy Research.
Citace podle Chicago (17th ed.)Mitchell, Edward J. Vertical Integration in the Oil Industry. Washington, D.C: American Enterprise Institute for Public Policy Research, 1976.
Citace podle MLA (9th ed.)Mitchell, Edward J. Vertical Integration in the Oil Industry. American Enterprise Institute for Public Policy Research, 1976.
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