Montgomery, D. C. (1999). Applied statistics and probabilty for engineers/ 2nd ed (2nd ed.). John Wiley &Sons.
Dyfyniad Arddull ChicagoMontgomery, Douglas C. Applied Statistics and Probabilty for Engineers/ 2nd Ed. 2nd ed. New York: John Wiley &Sons, 1999.
Dyfyniad MLAMontgomery, Douglas C. Applied Statistics and Probabilty for Engineers/ 2nd Ed. 2nd ed. John Wiley &Sons, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.