Dyfyniad APA

Hey,John D, & Lambert,Peter J. (1987). Surveys in the economics of uncertainty. Basil Blackwell.

Dyfyniad Arddull Chicago

Hey,John D, and Lambert,Peter J. Surveys in the Economics of Uncertainty. New York: Basil Blackwell, 1987.

Dyfyniad MLA

Hey,John D, and Lambert,Peter J. Surveys in the Economics of Uncertainty. Basil Blackwell, 1987.

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