@article{oai:repository.dl.itc.u-tokyo.ac.jp:00000160, author = {清河, 幸子 and 伊澤, 太郎 and 植田, 一博}, issue = {2}, journal = {教育心理学研究}, month = {}, note = {application/pdf}, pages = {255--265}, title = {洞察問題解決に試行と他者観察の交替が及ぼす影響の検討}, volume = {55}, year = {2007} }