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
University of Illinois (Urbana-Champaign campus). Bureau of Economic and Business Research,The current ratio in public utility companies,,University of Illinois,1926,University of Illinois bulletin,,,,https://cir.nii.ac.jp/crid/1130282269833371776