Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1004-8626|23|6|51-54

ISSN： 1004-8626

Source： 北京印刷学院学报, Vol.23, Iss.6, 2015-01, pp. : 51-54

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