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
"Scruggs, Otey M.","Braceros, ""wetbacks,"" and the farm labor problem : Mexican agricultural labor in the United states, 1942-1954",,Garland Pub.,1988,Harvard dissertations in American history and political science,,0824051459,,https://cir.nii.ac.jp/crid/1130282271934972928