Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1004-8626|25|7|13-15

ISSN： 1004-8626

Source： 北京印刷学院学报, Vol.25, Iss.7, 2017-01, pp. : 13-15

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