Cook, R. C. (1941). Control of the petroleum industry by major oil companies. [publisher not identified].
Citace podle Chicago (17th ed.)Cook, Roy C. Control of the Petroleum Industry by Major Oil Companies. [Washington]: [publisher not identified], 1941.
Citace podle MLA (8th ed.)Cook, Roy C. Control of the Petroleum Industry by Major Oil Companies. [publisher not identified], 1941.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..