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 "Grayson, C. Jackson (Charles Jackson)",Decisions under uncertainty : drilling decisions by oil and gas operators,,"Harvard Univ., division of Research Graduate School of Business Administration",1960,Harvard University. Graduate School of Business Administration. Division of Research. Publications,,,,https://cir.nii.ac.jp/crid/1130282269831017728