Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1003-1650|volume|6|172-172

ISSN： 1003-1650

Source： 农民致富之友, Vol.volume, Iss.6, 2017-01, pp. : 172-172

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