@article{oai:u-kochi.repo.nii.ac.jp:00001839,
 author = {PAINTER, Michael},
 journal = {高知女子大学紀要　文化学部編, THE BULLETIN OF KOCHI WOMEN'S UNIVERSITY Faculty of Cultural Studies Issue},
 month = {Mar},
 pages = {1--7},
 title = {Factors affecting additional language learning},
 volume = {55},
 year = {2006}
}