Hamermesh, M. (1971). Invited papers. Gordon and Breach.
Dyfyniad Arddull ChicagoHamermesh, M. Invited Papers. New York: Gordon and Breach, 1971.
Dyfyniad MLAHamermesh, M. Invited Papers. Gordon and Breach, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.