Dyfyniad APA

Roodman, D. M. (1998). The natural wealth of nations: Harnessing the market for the environment. New York: W.W. Norton.

Dyfyniad Arddull Chicago

Roodman, David Malin. The Natural Wealth of Nations: Harnessing the Market for the Environment. New York: W.W. Norton, 1998.

Dyfyniad MLA

Roodman, David Malin. The Natural Wealth of Nations: Harnessing the Market for the Environment. New York: W.W. Norton, 1998.

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