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 "Stock, Elisabeth A. and Veen, Jan de",Expanding labor-based methods for road works in Africa,,World Bank,1996,World Bank technical paper,,0821338196,,https://cir.nii.ac.jp/crid/1130282270564231296