@article{oai:tsukuba.repo.nii.ac.jp:00023833,
 author = {横山, 明弘 and Yokoyama, Akihiro},
 journal = {人文科教育研究, Journal of Language Teaching},
 month = {Dec},
 pages = {73--78},
 title = {主題を如何にまとめるか},
 volume = {12},
 year = {1985}
}