@article{oai:asia-u.repo.nii.ac.jp:00025520,
 author = {Douglas E. Forster},
 journal = {英語教育研究所紀要(ELERI journal), ELERI journal},
 month = {},
 pages = {31--42},
 title = {ELERl Classroom Observations : An Evolution},
 volume = {4},
 year = {1996}
}