@article{oai:ritsumei.repo.nii.ac.jp:00011396,
 author = {SEVIGNY, Paul G.},
 journal = {Polyglossia, Polyglossia},
 month = {Oct},
 pages = {181--191},
 title = {Extreme Discussion Circles : Preparing ESL Students for "The Harkness Method"},
 volume = {23},
 year = {2012}
}