Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"De Pauw, John Whylen","Measures of agricultural employment in the U.S.S.R., 1950-1966",,"U.S. Dept. of Commerce, Bureau of the Census, Foreign Demographic Analysis Division",1968,International population reports,,,,https://cir.nii.ac.jp/crid/1130282271208100608