APA

DiBona C. J., American Petroleum Institute A., World Petroleum Congress (13th. : 1991 : Buenos Aires) & American Petroleum Institute A.U.S. energy policies and the demand for imported oil. : .

Chicago

DiBona Charles J, American Petroleum Institute API, World Petroleum Congress (13th. : 1991 : Buenos Aires) and American Petroleum Institute API.U.S. energy policies and the demand for imported oil. : .

Harvard

DiBona C. J., American Petroleum Institute A., World Petroleum Congress (13th. : 1991 : Buenos Aires) and American Petroleum Institute A.U.S. energy policies and the demand for imported oil. : .

MLA

DiBona Charles J, American Petroleum Institute API, World Petroleum Congress (13th. : 1991 : Buenos Aires) and American Petroleum Institute API.: . .