“Responsabilidad Social Empresarial: Estudio De Casos En Riobamba Corporate Social Responsibility: Case Studies in Riobamba”. CIENCIA UNEMI 8, no. 15 (November 5, 2015): 50–58. Accessed November 5, 2024. https://ojs.unemi.edu.ec/index.php/cienciaunemi/article/view/199.