‘Acción pedagógica’, Universidad de los Andes – TÁchira, Venezuela December 1, 20072007/3-4, Highlights, IssuesDr. Alessandro Ferretti View full Article in PDF Series Navigation<< Journal of Educational Technology & Society, V. 10, n. 2, April 2007. Special issue ‘Quality Research for learning, education and training’Worldwide network in e-learning and distance education >>