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 Haveman, Robert H. and Krutilla, John V. and Steinberg, Robert M. and Resources for the Future Unemployment, idle capacity, and the evaluation of public expenditures : national and regional analyses University Microfilms International 1997 U.M.I. books on demand https://ci.nii.ac.jp/ncid/BA44421553