区域信息消费水平差异化实证研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2095-9397|volume|20|47-49

ISSN: 2095-9397

Source: 商业经济研究, Vol.volume, Iss.20, 2017-01, pp. : 47-49

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Abstract