Zhong guo min zheng tong ji nian jian : Zhong guo min zheng tong ji nian jian/ Zhong guo min zheng tong ji nian jian/. 1991. Zhong guo jian zhu ye tong ji nian jian = Zhong guo hai yang tong ji nian jian = Zhong guo lao dong tong ji nian jian = Zhong guo hai yang tong ji nian jian/ Zhong guo lao dong tong ji nian jian/ Zhong guo cheng shi tong ji nian jian : Zhong guo gong ye tong ji nian jian /