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 Philippines. Commission of the Census,"Economic census report : forestry, transportation, private schools and hospitals, professions, mines and quarries, electric light and power, fisheries, commerce, manufactures",,Bureau of Printing,1954,Census of the Philippines: 1948,,,,https://cir.nii.ac.jp/crid/1130282269903363328