@article{oai:tohoku.repo.nii.ac.jp:00123363,
 author = {Barry, Kavanagh},
 journal = {国際文化研究, Journal of International Cultural Studies},
 month = {Mar},
 note = {紀要類（bulletin）},
 pages = {209--224},
 title = {Does Having an Older Sibling Support or Hinder the Development of Bilingualism in Younger Siblings?: A Case Study of British and Japanese Families},
 volume = {23},
 year = {2017}
}