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 "De Melo, Martha and Ofer, Gur",Private service firms in a transitional economy : findings of a survey in St. Petersburg,,World Bank,1994,Studies of economies in transformation,,0821327976,,https://cir.nii.ac.jp/crid/1130282273253342976