Dyfyniad APA

Montgomery, D. C., Rugner, G. C., & Norma Faris Hubele. (1997). Engineering statistics. John Wiley and Sons, Inc.

Dyfyniad Arddull Chicago

Montgomery, Douglas C., George C. Rugner, and Norma Faris Hubele. Engineering Statistics. New York: John Wiley and Sons, Inc, 1997.

Dyfyniad MLA

Montgomery, Douglas C., et al. Engineering Statistics. John Wiley and Sons, Inc, 1997.

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