Straub, J. T., & Attner, R. F. (1991). Introduction to business (4th ed.). PWS-KENT Pub. Co.,.
Dyfyniad Arddull ChicagoStraub, Joseph T., and Raymond F. Attner. Introduction to Business. 4th ed. Boston: PWS-KENT Pub. Co.,, 1991.
Dyfyniad MLAStraub, Joseph T., and Raymond F. Attner. Introduction to Business. 4th ed. PWS-KENT Pub. Co.,, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.