Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1009-2080|30|6|54-56

ISSN： 1009-2080

Source： 潍坊工程职业学院学报, Vol.30, Iss.6, 2017-01, pp. : 54-56

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