Walpole, R. E., & Myers, R. H. (1978). Probability and statistics for Engineers and Scientists (2nd. ed.). Macmillan.
Dyfyniad Arddull ChicagoWalpole, Ronald E., and Raymond H. Myers. Probability and Statistics for Engineers and Scientists. 2nd. ed. New York: Macmillan, 1978.
Dyfyniad MLAWalpole, Ronald E., and Raymond H. Myers. Probability and Statistics for Engineers and Scientists. 2nd. ed. Macmillan, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.