Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1671-9891|15|4|118-121

ISSN： 1671-9891

Source： 南通航运职业技术学院学报, Vol.15, Iss.4, 2016-01, pp. : 118-121

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