1.
Instructional Models in Computer-Based Learning Environments (NATO ASI Series / Computer and...
by Dijkstra, Sanne, Krammer, H...
ISBN: 9783642081484
List Price: $183.00
2.
Instructional Models in Computer-Based Learning Environments
by Dijkstra, Sanne, Krammer, H...
ISBN: 9783662028414
List Price: $24.99