Dyfyniad APA

Adelman, M. A. (1972). The world petroleum market. Published for Resources for the Future by Johns Hopkins University Press.

Dyfyniad Arddull Chicago

Adelman, M. A. The World Petroleum Market. Baltimore: Published for Resources for the Future by Johns Hopkins University Press, 1972.

Dyfyniad MLA

Adelman, M. A. The World Petroleum Market. Published for Resources for the Future by Johns Hopkins University Press, 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.