Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
United States. Bureau of Labor Statistics,"White-collar pay : private goods-producing industries, March 1990",,"U.S. Dept. of Labor, Bureau of Labor Statistics : for sale by the Supt. of Docs., U.S. G.P.O.",1990,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282269815550848