Key factors in marketing management which affect the competitiveness of the graphic communication sector in Barranquilla city, Colombia. Rev.esc.adm.neg [Internet]. 2013 Mar. 6 [cited 2026 Oct. 2];(75):140-51. Available from: https://ojs-ean-pruebas.metarevistas.org/index.php/Revista/article/view/776