Fletcher, David Edward, 1931-Silverman, Daniel H.2022-05-312022-05-311988https://hdl.handle.net/11124/13513Includes bibliographical references.masters thesesengCopyright of the original work is retained by the author.Petroleum industry and trade -- United StatesVertical integration -- United StatesManagerial analysis of selected U.S.-based petroleum firms that have chosen vertical integration as their organizational structure, AText