@article{oai:rikkyo.repo.nii.ac.jp:00017623,
 author = {Mattson, Christopher},
 journal = {New directions in teaching and learning English discussion},
 month = {},
 note = {P(論文)},
 pages = {153--158},
 title = {A Balanced Approach to English Discussions},
 volume = {7},
 year = {2019}
}