González-Mariño, J. C. (2007). B-learning using free software, feasible alternative in higher education. Universidad Autónoma de Tamaulipas.
Chicago-viite (17. p.)González-Mariño, Julio César. B-learning Using Free Software, Feasible Alternative in Higher Education. Universidad Autónoma de Tamaulipas, 2007.
MLA-viite (8. p.)González-Mariño, Julio César. B-learning Using Free Software, Feasible Alternative in Higher Education. Universidad Autónoma de Tamaulipas, 2007.
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