Barrera-Rey, F. (1995). The effects of vertical integration on oil company performance. Oxford Institute for Energy Studies.
Cita Chicago (17th ed.)Barrera-Rey, F. The Effects of Vertical Integration on Oil Company Performance. Oxford Institute for Energy Studies, 1995.
Cita MLA (9th ed.)Barrera-Rey, F. The Effects of Vertical Integration on Oil Company Performance. Oxford Institute for Energy Studies, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.