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
"Robinson, R. K. (Richard Kenneth) and Clawson, C. Joseph",A study of fluid milk margins in northeastern cities . Is marginal utility measurement the key to a comprehensive theory in marketing,,Harvard University,1954,Harvard studies in marketing farm products,,,,https://cir.nii.ac.jp/crid/1130282270393026048