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 "Polak, Paul and Warwick, Mal",The business solution to poverty : designing products and services for three billion new customers,,Berrett-Koehler,2013,A BK currents book,,9781609940775,,https://cir.nii.ac.jp/crid/1130282269425464832