McElroy, E. E. (1979). Applied business statistics (2nd ed.). Holden-Day.
Dyfyniad Arddull ChicagoMcElroy, Elam E. Applied Business Statistics. 2nd ed. San Francisco, Calif: Holden-Day, 1979.
Dyfyniad MLAMcElroy, Elam E. Applied Business Statistics. 2nd ed. Holden-Day, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.