流动人口的社会阶层、社会流动与未婚先孕—

梁同贵, 高向东

The Floating Population's Social Stratification, Social Mobility and Premarital Pregnancy

LIANG Tong-gui, Gao Xiang-dong

北京社会科学 . 2017, (3): 66 -74 . DOI: 10.13262/j.bjsshkxy.bjshkx.170307