Clements, M., & Hendry, D. (1998). Forecasting economic time series. Cambridge University Press.
Dyfyniad Arddull ChicagoClements, M., and D. Hendry. Forecasting Economic Time Series. Cambridge University Press, 1998.
Dyfyniad MLAClements, M., and D. Hendry. Forecasting Economic Time Series. Cambridge University Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.