The Relations of Learning Effectiveness and the Level of Learner's Structure Perception of Transactional Distance in Online Learning Environment (온라인 학습에서 교류거리의 구조지각수준과 학습효과의 관계)
-
- The Journal of Korean Association of Computer Education
- /
- v.11 no.6
- /
- pp.85-94
- /
- 2008