Jones, C. I. (2010). Macro economics: Economic crisis update. New York: W. W. Norton & Co.
Dyfyniad Arddull ChicagoJones, Charles I. Macro Economics: Economic Crisis Update. New York: W. W. Norton & Co, 2010.
Dyfyniad MLAJones, Charles I. Macro Economics: Economic Crisis Update. New York: W. W. Norton & Co, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.