Ahumada De La Rosa, Vicky Del Rosario, María Cristina Gamboa Mora, and José Humberto Guerrero Rodríguez. Quality of Higher Education in Colombia: Effectiveness of Some Classroom and Distance Learning Academic Programs in the Saber Pro Tests. Education. Colombia,CO: Sello Editorial UNAD, 2018. Accessed November 2, 2026. https://libros.unad.edu.co/index.php/selloeditorial/catalog/book/28.