Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL United States. Bureau of the Census,"Agriculture : reports for states, with statistics for counties and a summary for the United States and the north, south, and west",,Norman Ross,2000,Census of the United States,,"0883545217,0883545225,0883545233",,https://cir.nii.ac.jp/crid/1130282272729815680