生产关系、社会结构与阶级：民国时期劳资关系研究：research on labor-capital relations during the era of the republic of China research on labor-capital relations during the era of the republic of China 封面英文题名：Research on library associations in the period of the republic of China Research on library associations in the period of the republic of China 纠纷解决与机制选择：民国时期民事纠纷解决机制研究：a research of civil dispute settlement mechanism during the period of the Republic of China