Cook, R. C. (1941). Control of the petroleum industry by major oil companies. [publisher not identified].
Chicagoスタイル(17版)引用形式Cook, Roy C. Control of the Petroleum Industry by Major Oil Companies. [Washington]: [publisher not identified], 1941.
MLA(8版)引用形式Cook, Roy C. Control of the Petroleum Industry by Major Oil Companies. [publisher not identified], 1941.
警告: この引用は必ずしも正確ではありません.