Dyfyniad APA

Upton, G. J. G., & Cook, I. (2008). A dictionary of statistics (2nd ed., rev.). Oxford University Press.

Dyfyniad Arddull Chicago

Upton, Graham J. G., and Ian Cook. A Dictionary of Statistics. 2nd ed., rev. New York: Oxford University Press, 2008.

Dyfyniad MLA

Upton, Graham J. G., and Ian Cook. A Dictionary of Statistics. 2nd ed., rev. Oxford University Press, 2008.

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