@article{oai:waseda.repo.nii.ac.jp:00024989,
 author = {Hirataka, Fumiya and 平高, 史也},
 journal = {早稲田日本語教育学},
 month = {Feb},
 pages = {99--106},
 title = {CEFRから見た育成すべき言語能力とは何か},
 volume = {9},
 year = {2011}
}