Shanghai te bie shi gong zi he gong zuo shi jian : Minguo 18 nian / Shanghai te bie shi zheng fu she hui ju bian = Wages and hours of labor, Greater Shanghai, 1929 / compiled by Bureau of Social Affairs, the City Government of Greater Shanghai.
上海特別市工資和工作時間 : 民國十八年 / 上海特別市政府社會局編 = Wages and hours of labor, Greater Shanghai, 1929 / compiled by Bureau of Social Affairs, the City Government of Greater Shanghai.