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
"Balassa, Bela A. and International Economic Association. World Congress",A 'stages approach' to comparative advantage,,s.n.],1977,General theme : economic growth and resources,,,,https://cir.nii.ac.jp/crid/1130282269500684288