Dyfyniad APA

Lach, D., & Rayner, S. (2017). Are forecasts still for wimps? University of Arizona.

Dyfyniad Arddull Chicago

Lach, D., and S. Rayner. Are Forecasts Still for Wimps? University of Arizona, 2017.

Dyfyniad MLA

Lach, D., and S. Rayner. Are Forecasts Still for Wimps? University of Arizona, 2017.

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