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 "Wilkin, Jerzy and Handelshögskolan i Stockholm. Ekonomiska forskningsinstitutet",Rural incomes and expenditure patterns in Poland : studies in international economics & geography,,"Stockholm School of Economics, Economic Research Institute",1989,Rural transformation in Eastern Europe : studies on patterns and determinants of rural change in the postwar period,,,,https://cir.nii.ac.jp/crid/1130000796451516544