Davis, D., & Cosenza, R. M. (1993). Business research for decision making/3rd ed. Duxbury.
Παραπομπή Chicago StyleDavis, Duane, και Robert M. Cosenza. Business Research for Decision Making/3rd Ed. California: Duxbury, 1993.
Παραπομπή MLADavis, Duane, και Robert M. Cosenza. Business Research for Decision Making/3rd Ed. Duxbury, 1993.
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