Title: Dang dai xi fang jing ji xue gai lun
Description: Ben shu gong fen 3 pian 19 zhang,Nei rong bao kuo:jun heng jia ge li lun,Xiao fei zhe xing wei li lun,Guo min jing ji he suan ti xi yu guo min shou ru jue ding li lun,Kai fang jing ji ji qi guo min shou ru de jun heng deng.
Subjects: Gai lun, Xi fang jing ji xue