著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Crowley, Terry",Beach-la-Mar to Bislama : the emergence of a national language in Vanuatu,,"Clarendon Press,Oxford University Press",1990,Oxford studies in language contact,,0198248938,,https://cir.nii.ac.jp/crid/1130000798027289600