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
United States. Bureau of the Census,"Puerto Rico, wholesale trade, retail trade, selected service industries : subject statistics",,"U.S. Dept. of Commerce, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off.",1975,1972 economic censuses of outlying areas,,,,https://cir.nii.ac.jp/crid/1130000794644617088