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
Ethiopia. Central Statistical Office and Municipality of Addis Ababa,Population of Addis Ababa : results from the population sample survey of October 1967,,"Provisional Military Govt. of Ethiopia, Central Statistical Office and Municipality of Addis Ababa",1972,Statistical bulletin,,,,https://cir.nii.ac.jp/crid/1130282272140014336