Title: Zhi ye sheng ya guan li
Description: Ben shu zhu yao jie jian he zheng he guo nei wai de yan jiu cheng guo, Li tu neng gou fan ying zhi ye sheng ya guan li li lun he shi jian de quan mao, Bang zhu du zhe jia shen dui zhi ye sheng ya guan li de ren shi he li jie.
Subjects: Zhi ye xuan ze .