@inproceedings{weko_136655_1, author = "村上,正行", title = "学習者からみたCALL教材の特徴及び教育効果の評価", booktitle = "全国大会講演論文集", year = "1999", volume = "第59回", number = "コンピュータと人間社会", pages = "289--290 ", month = "sep" }