Mitchell, E. J. (1974). Vertical integration in the oil industry. Washington: The AEI National Energy project.
Chicago-стиль цитированияMitchell, Edward J. Vertical Integration in the Oil Industry. Washington: The AEI National Energy project, 1974.
MLA-цитированиеMitchell, Edward J. Vertical Integration in the Oil Industry. Washington: The AEI National Energy project, 1974.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.