Dou tong jian lun/. Zhong ce. Dou tong jian lun/. Xia ce. Du tong jian lun/. 1. Du tong jian lun/. 2. Du tong jian lun/. 3. Du tong jian lun/. 4. Du tong jian lun/. 5. Du tong jian lun/. 6. Du tong jian lun/. 9. Pu tong zhi wu xue/. Shang ce.