Dyfyniad APA

Keller, G., & Warrack, B. (1994). Essentials of business statistics (2nd ed.). Belmont, Calif.: Duxbury Press.

Dyfyniad Arddull Chicago

Keller, Gerald., và Brian Warrack. Essentials of Business Statistics. 2nd ed. Belmont, Calif.: Duxbury Press, 1994.

Dyfyniad MLA

Keller, Gerald., và Brian Warrack. Essentials of Business Statistics. 2nd ed. Belmont, Calif.: Duxbury Press, 1994.

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