@article{oai:toyo.repo.nii.ac.jp:00009938,
 author = {キャラ・, フィリップス},
 journal = {経営論集, Journal of business administration},
 month = {Mar},
 pages = {147--160},
 title = {Student Use of Apps and Websites for English Self-Study},
 volume = {91},
 year = {2018}
}