Pérez Tovar, J.C. and Sánchez Sánchez, H. (2021) “Characterization of the commercial image of the entrepeneurs located in Tunja historical center”, in Avendaño Avendaño, M. and Mondragón Arévalo, S.R. (eds.) Organizations from a Sustainable Development Perspective. Colombia,CO: Sello Editorial UNAD (Administrative, Accounting, Economic and Business), pp. 154–173. doi:10.22490/9789586517867.08.