Παραπομπή APA

Campbell, R. W. (1976). Trends in the Soviet oil and gas industry. Baltimore: Published for Resources for the Future by the Johns Hopkins University Press.

Παραπομπή Chicago Style

Campbell, Robert Wellington. Trends in the Soviet Oil and Gas Industry. Baltimore: Published for Resources for the Future by the Johns Hopkins University Press, 1976.

Παραπομπή MLA

Campbell, Robert Wellington. Trends in the Soviet Oil and Gas Industry. Baltimore: Published for Resources for the Future by the Johns Hopkins University Press, 1976.

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