北京旅游人口过度聚集的分析和对策建议

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-2949|volume|4|52-55

ISSN: 1672-2949

Source: 时代经贸, Vol.volume, Iss.4, 2017-01, pp. : 52-55

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Abstract