Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1009-6043|volume|4|51-52

ISSN： 1009-6043

Source： 商业经济, Vol.volume, Iss.4, 2017-01, pp. : 51-52

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next