从北京会展业发展探讨展会举办的安全性对策

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2095-9397|volume|24|198-199

ISSN: 2095-9397

Source: 商业经济研究, Vol.volume, Iss.24, 2016-01, pp. : 198-199

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Abstract