Runyon, R. P. (1982). Business statistics. Richard D. Irwin.
Dyfyniad Arddull ChicagoRunyon, Richard P. Business Statistics. Richard D. Irwin, 1982.
Dyfyniad MLARunyon, Richard P. Business Statistics. Richard D. Irwin, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.