“THE ROLE OF PROMOTIONAL MIX ELEMENTS IN ENHANCING COMPETITIVE ADVANTAGE: GENERAL COMPANY FOR THE MANUFACTURE OF PHARMACEUTICALS AND MEDICAL SUPPLIES IN SAMARRA CASE STUDY.: THE ROLE OF PROMOTIONAL MIX ELEMENTS IN ENHANCING COMPETITIVE ADVANTAGE: GENERAL COMPANY FOR THE MANUFACTURE OF PHARMACEUTICALS AND MEDICAL SUPPLIES IN SAMARRA CASE STUDY”. 2019. Iraqi Journal of Market Research and Consumer Protection 11 (1): 48-64. https://jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/136.