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. Congress. Senate. Committee on Education and Labor,"Associated farmer units of four cotton counties, J.G. Boswell Company, Agricultural Labor Bureau of the San Joaquin Valley, Farm Labor Service of Arizona, Strikes in San Joaquin County",,U.S. Govt. Print. Off.,1941,"Violations of free speech and rights of labor : hearings before a Subcommittee of the Committee on Education and Labor, United States Senate, Seventy-sixth Congress, third session, pursuant to S. Res. 266 (74th Congress) : a resolution to investigate violations of the right of free speech and assembly and interference with the right of labor to organize and bargain collectively",,,,https://cir.nii.ac.jp/crid/1130282268851443968