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Dyfyniad Arddull ChicagoStrøm, Steinar. Econometrics and Economic Theory in the 20th Century: The Ragnar Frisch Centennial Symposium. Cambridge, England ; New York, N.Y.: Cambridge University Press, 1998.
Dyfyniad MLAStrøm, Steinar. Econometrics and Economic Theory in the 20th Century: The Ragnar Frisch Centennial Symposium. Cambridge University Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.