Title: Jiao ji you fang
Description: Ben shu zhu yao cong bu tong de ren ji guan xi lei xing ru shou, Shen ru qian chu, Pang zheng bo yin, Zhi zai jie shi ge zhong ren ji guan xi de zhen di, Jie shi ren ji guan xi xue de gui lü.
Subjects: Ren ji guan xi xue, Tong su du wu