Dyfyniad APA

Ed by Eatwell, J., Milgate, M., & Newman, P. (1990). Time series and statistics. W.W.Norton & Company.

Dyfyniad Arddull Chicago

Ed by Eatwell, John, Murray Milgate, and Peter Newman. Time Series and Statistics. New York: W.W.Norton & Company, 1990.

Dyfyniad MLA

Ed by Eatwell, John, et al. Time Series and Statistics. W.W.Norton & Company, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.