Harbison, F. H. (1973). Human resources as the wealth of nations. New York: Oxford University Press.
Dyfyniad Arddull ChicagoHarbison, Frederick Harris. Human Resources As the Wealth of Nations. New York: Oxford University Press, 1973.
Dyfyniad MLAHarbison, Frederick Harris. Human Resources As the Wealth of Nations. New York: Oxford University Press, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.