Davis, D. L. (2005). Business research for decision making. Belmont, CA: Thomson/Brooks/Cole.
Dyfyniad Arddull ChicagoDavis, Duane L. Business Research for Decision Making. Belmont, CA: Thomson/Brooks/Cole, 2005.
Dyfyniad MLADavis, Duane L. Business Research for Decision Making. Belmont, CA: Thomson/Brooks/Cole, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.