庆祝3.0:设计、学习与社会群体——从2011AECT年会审视教育技术的现状与发展
경축3.0:설계、학습여사회군체——종2011AECT년회심시교육기술적현상여발전
The State and Development Trends of Educational Technology in the USA:Commenting on 2011 AECT International Convention