Learning Technology for Education Challenges: 8th International Workshop, LTEC 2019, Zamora, Spain, July 15–18, 2019, Proceedings Communications in Computer and Information Science, nr. 1011 Editat de Lorna Uden et al. 28 mai 2019 Paperback Preț: 522.09 lei 614.23 lei 43-57 zile -15%