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
"Thomas, Ian D.","Population density in Tanzania, 1967 : a provisional list of minor administrative units, their areas, population and population density together with maps",,"Bureau of Resource Assessment and Land Use Planning, University of Dar es Salaam",1968,Research notes,,,,https://cir.nii.ac.jp/crid/1130282271310905728