Dyfyniad APA

Polachek, S. W., & Siebert, W. S. (1993). The economics of earnings. Cambridge University Press.

Dyfyniad Arddull Chicago

Polachek, S. W., and W. S. Siebert. The Economics of Earnings. Cambridge ; New York: Cambridge University Press, 1993.

Dyfyniad MLA

Polachek, S. W., and W. S. Siebert. The Economics of Earnings. Cambridge University Press, 1993.

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