@inproceedings{weko_100198_1,
   author	 = "駒谷昇一",
   title	 = "PBLは教育にどのようなインパクトがあるのか",
   booktitle	 = "情報教育シンポジウム2009論文集",
   year 	 = "2009",
   volume	 = "2009",
   number	 = "6",
   pages	 = "131--138",
   month	 = "aug"
}