Forder, J. (2017). Harry Johnson on the Phillips curve. Cambridge University Press.
Dyfyniad Arddull ChicagoForder, J. Harry Johnson on the Phillips Curve. Cambridge University Press, 2017.
Dyfyniad MLAForder, J. Harry Johnson on the Phillips Curve. Cambridge University Press, 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.