![]() | E-Learning, E-Education, and Online Training: Second International Conference, Eleot 2015, Novedrate, Italy, September 16-18, 2015, Revised Selected P
cena:185.49 zł |
![]() | E-Learning, E-Education, and Online Training: Third International Conference, Eleot 2016, Dublin, Ireland, August 31 - September 2, 2016, Revised Sele
cena:193.19 zł |