@article{oai:jissen.repo.nii.ac.jp:00000444,
 author = {Bulach, Juergen J.},
 journal = {実践女子大学FLCジャーナル},
 month = {Mar},
 note = {P(論文)},
 pages = {35--42},
 title = {A case Study of Third-Language Acquisition: Analyzing the Transition from Bilingualism to Trilingualism},
 volume = {6},
 year = {2011}
}