Shigeo Sakamoto

1932

• Amerika no dantai kōshō seido. (Rōshi kankei hō no kōzō to kinō) System of collective bargaining in America
• Kanko rōdō kihonken no hōkōzō
• Kōreisha seikatsu hoshō no hō to seisaku
• Kōmuin no shakai hoshō
• Shakai hoshō no rippō seisaku
• 高齢者介護の政策課題