WTABAN ABDULLAH SAYHUD; SAMI DHIAB MAHAL. Analysis of the effectiveness of marketing mix components and their impact on enhancing sales volume: A survey study in the General Company for the Manufacture of Medicines and Medical Supplies in Samarra. Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 21, n. 70 part 1, p. 164–176, 2025. DOI: 10.25130/tjaes.21.70.1.9. Disponível em: https://www.tjaes.org/ojs/index.php/tjaes/article/view/2078. Acesso em: 7 mar. 2026.